Finding the Third Proportional to 5,940 and 8,910
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Solution
The third proportional to 5,940 and 8,910 is: 13,365
Step by Step Solution
- Step 1: Write the proportion equation
5,940 : 8,910 = 8,910 : x - Step 2: Convert to fraction form
5,940/8,910 = 8,910/x - Step 3: Cross multiply
5,940x = 8,910 × 8,910 - Step 4: Simplify right side
5,940x = 79,388,100 - Step 5: Solve for x
x = 79,388,100/5,940 - Step 6: Final answer
x = 13,365
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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.