How do you write 5 is to 1 as 20 is to 4 as a proportion in fractional notation?(1 point)

Responses

51=420
start fraction 5 over 1 end fraction equals start fraction 4 over 20 end fraction
51=204
start fraction 5 over 1 end fraction equals start fraction 20 over 4 end fraction
54=120
start fraction 5 over 4 end fraction equals start fraction 1 over 20 end fraction
5:1 :: 20:4