Math

posted by .

An object 3.9 feet tall casts a shadow that is 11.7 feet long. How long in feet would the shadow be for an object which is 14.4 feet tall?

  • Math -

    Use a proportion. Cross multiply and solve for x.

    3.9/11.7 = 14.4/x

    3.9x = 168.48

    x = 43.2 feet

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math

    At a given time, the height of an object is directly proportional to the length of the shadow that is cast on the ground. A person 6 feet tall casts a shadow 1 foot long at noon. a) What is the length of the shadow cast by a flagpole …
  2. algebra

    I need help figuring this out. If an object 3.9 feet tall casts a shadow 11.7 feet tall. How tall would the shadow be if the object were 17.4 feet tall?
  3. Math

    1. 5/ 8+root 7 A. 5/57 B. 5 root 7 /15 C. 5- root 7/8 D. 40- 5 root 7/ 57 My answer I had two was not sure A and D . 2. An object 8.1 feet tall casts a shadow that is 24.3 feet long. How long in feet would the shadow be for an object …
  4. math/117

    An object 5.7 feet tall casts a shadow that is 17.1 feet long. How long in feet would the shadow be for an object which is 19.5 feet tall?
  5. Algebra 2

    An object 3.6 feet tall casts a shadow that is 10.8 feet long. How long in feet would the shadow be for an object which is 13.2 feet tall?
  6. mat/117

    An object 8.1 feet tall casts a shadow that is 24.3 feet long. How long in feet would the shadow be for an object which is 17.7 feet tall?
  7. algebra

    An object 8.4 feet tall casts a shadow that is 25.2 feet long. How long in feet would the shadow be for an object which is 20.7 feet tall?
  8. Algebra 2

    An object 5.7 feet tall casts a shadow that is 17.1 feet long. How long in feet would the shadow be for an object which is 14.4 feet tall?
  9. Math117A

    An object 4.2 feet tall casts a shadow that is 12.6 feet long. How long in feet would the shadow be for an object which is 20.4 feet tall?
  10. math117A

    An object 4.2 feet tall casts a shadow that is 12.6 feet long. How long in feet would the shadow be for an object which is 20.4 feet tall?

More Similar Questions