Finding the Third Proportional to 3,965 and 6,163
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Solution
The third proportional to 3,965 and 6,163 is: 9,579.46
Step by Step Solution
- Step 1: Write the proportion equation
3,965 : 6,163 = 6,163 : x - Step 2: Convert to fraction form
3,965/6,163 = 6,163/x - Step 3: Cross multiply
3,965x = 6,163 × 6,163 - Step 4: Simplify right side
3,965x = 37,982,569 - Step 5: Solve for x
x = 37,982,569/3,965 - Step 6: Final answer
x = 9,579.46
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.