Question

Which equation could you use to solve for x in the proportion 4/5=9/x?

Answer 1

`(4)/(5) =(9)/(x)` or
`x = (9*5)/(4)`

Explanation:

`(4)/(5) =(9)/(x)`

`9*5 = 45`

`45=4x\\`

`x=11.25`

Answer 2

11.25

Explanation:

Step 1:

4/5 = 9/x Proportion

Step 2:

4x = 45 Multiply

Step 3:

45 ÷ 4 Divide

Answer:

x = 11.25

Hope This Helps :)