Which proportion can be used to find side x on Triangle 1?

(1 point)
Responses

69=x6
6 ninths is equal to x over 6

64=10.5x
6 fourths is equal to 10 point 5 over x

46=10.5x
4 sixths is equal to 10 point 5 over x

94=x6
9 fourths is equal to x over 6

46=10.5x

4 sixths is equal to 10.5 over x