Finding the Third Proportional to 754 and 1,651
Calculator
Solution
The third proportional to 754 and 1,651 is: 3,615.12
Step by Step Solution
- Step 1: Write the proportion equation
754 : 1,651 = 1,651 : x - Step 2: Convert to fraction form
754/1,651 = 1,651/x - Step 3: Cross multiply
754x = 1,651 × 1,651 - Step 4: Simplify right side
754x = 2,725,801 - Step 5: Solve for x
x = 2,725,801/754 - Step 6: Final answer
x = 3,615.12
Related Problems
Find third proportional to 377 and 825.50
Half scale
Find third proportional to 1,508 and 3,302
Double scale
Find third proportional to 756 and 1,655
Similar ratio
Find third proportional to 1,131 and 2,476.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.