Question

If 9 :x =x: 4, then what is x?

Answer 1

ANSWER:-

9 : x : : x : 4

$= > \frac{9}{x} = \frac{x}{4}$

$= > x {}^{2} = 36$

$= > x = 6$

Answer 2

9:x = x:4

x^2 = 9×4 = 36

x = 6