Finding the Third Proportional to 3,906 and 5,208
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Solution
The third proportional to 3,906 and 5,208 is: 6,944
Step by Step Solution
- Step 1: Write the proportion equation
3,906 : 5,208 = 5,208 : x - Step 2: Convert to fraction form
3,906/5,208 = 5,208/x - Step 3: Cross multiply
3,906x = 5,208 × 5,208 - Step 4: Simplify right side
3,906x = 27,123,264 - Step 5: Solve for x
x = 27,123,264/3,906 - Step 6: Final answer
x = 6,944
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Why These Related Problems?
These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.