Finding the Third Proportional to 1,402 and 2,107
Calculator
Solution
The third proportional to 1,402 and 2,107 is: 3,166.51
Step by Step Solution
- Step 1: Write the proportion equation
1,402 : 2,107 = 2,107 : x - Step 2: Convert to fraction form
1,402/2,107 = 2,107/x - Step 3: Cross multiply
1,402x = 2,107 × 2,107 - Step 4: Simplify right side
1,402x = 4,439,449 - Step 5: Solve for x
x = 4,439,449/1,402 - Step 6: Final answer
x = 3,166.51
Related Problems
Find third proportional to 701 and 1,053.50
Half scale
Find third proportional to 2,804 and 4,214
Double scale
Find third proportional to 1,404 and 2,110
Similar ratio
Find third proportional to 2,103 and 3,160.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.