Finding the Third Proportional to 1,126 and 2,545
Calculator
Solution
The third proportional to 1,126 and 2,545 is: 5,752.24
Step by Step Solution
- Step 1: Write the proportion equation
1,126 : 2,545 = 2,545 : x - Step 2: Convert to fraction form
1,126/2,545 = 2,545/x - Step 3: Cross multiply
1,126x = 2,545 × 2,545 - Step 4: Simplify right side
1,126x = 6,477,025 - Step 5: Solve for x
x = 6,477,025/1,126 - Step 6: Final answer
x = 5,752.24
Related Problems
Find third proportional to 563 and 1,272.50
Half scale
Find third proportional to 2,252 and 5,090
Double scale
Find third proportional to 1,128 and 2,550
Similar ratio
Find third proportional to 1,689 and 3,817.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.