Question

Please, help me solve the proportion below.

3/x = x/4
x=

Answer 1

cross multiply

Answer 2

3x = 4x

Answer 3

actually... 12 = x^2, right?

Answer 4

yes 3x=4x when
you cross mutiply your awnser

Answer 5

no it's x^2=12

Answer 6

okay... but that can't be the final answer

Answer 7

\[x^2=12\]
\[x=\pm \sqrt{4*3}\]
\[x=\pm2\sqrt{3}\]

Answer 8

thanks, that was the correct answer :)

Answer 9

No problem ^_^