Question

if 3; x; 12 are in continued proportion then find x ​

Answer 1

Answer:

x=±6

Step-by-step explanation:

3/x=x/12

x²=36

x=±6

Answer 2

continued proportion indicates it as an AP

so in an AP

x-3=12-x

2x=12+3

2x=15

x=7.5