Question

Find the third proportional to : (ii) 3.25, 4.15​

Answer 1

By definition, third proportional is defined as a:b = b:c, here c is third proportional and b is mean proportional. thus to find third proportional in the given case, we can proceed as follows. 3/6 = 6/c. c = 6*6/3. c = 12.