Question

4 9. 12 and x are in continued proportion. Find the value of x​

Answer 1

Step-by-step explanation:

We know that ,

If a,b,c are in continued proportion, then a:b=b:c

Given,

4,x,9 are in continued proportion.

=> 4:x=x:9

=> 4×9=x×x

=> x=6.