Question

5

x
:
9
=
7
:
3

Calculate the value of
x
.

Answer 1

x=21/5, also known as 4.2

Explanation:

5x:9 = 7:3

Solve it like a proportion and get any of these answers

5x/9 = 7/3

cross product property

3(5x) = 63

15x = 63

x = 63/15 = 21/5 in fraction form = 4.2 in decimal form