Question

If 9:x = x:4, then x is 6

Answer 1

Answer:

$x = \sqrt{54}$

Step-by-step explanation:

$\frac{9}{x} = \frac{x}{6} \implies x^{2} = 9 \times 6 \implies x^{2} = 54 \implies x = \sqrt{54} \cong 7.35$