Finding the Third Proportional to 707 and 1,634
Calculator
Solution
The third proportional to 707 and 1,634 is: 3,776.46
Step by Step Solution
- Step 1: Write the proportion equation
707 : 1,634 = 1,634 : x - Step 2: Convert to fraction form
707/1,634 = 1,634/x - Step 3: Cross multiply
707x = 1,634 × 1,634 - Step 4: Simplify right side
707x = 2,669,956 - Step 5: Solve for x
x = 2,669,956/707 - Step 6: Final answer
x = 3,776.46
Related Problems
Find third proportional to 353.50 and 817
Half scale
Find third proportional to 1,414 and 3,268
Double scale
Find third proportional to 709 and 1,639
Similar ratio
Find third proportional to 1,060.50 and 2,451
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.