Finding the Third Proportional to 1,936 and 2,909
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Solution
The third proportional to 1,936 and 2,909 is: 4,371.01
Step by Step Solution
- Step 1: Write the proportion equation
1,936 : 2,909 = 2,909 : x - Step 2: Convert to fraction form
1,936/2,909 = 2,909/x - Step 3: Cross multiply
1,936x = 2,909 × 2,909 - Step 4: Simplify right side
1,936x = 8,462,281 - Step 5: Solve for x
x = 8,462,281/1,936 - Step 6: Final answer
x = 4,371.01
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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.