Finding the Third Proportional to 3,336 and 7,731
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Solution
The third proportional to 3,336 and 7,731 is: 17,916.18
Step by Step Solution
- Step 1: Write the proportion equation
3,336 : 7,731 = 7,731 : x - Step 2: Convert to fraction form
3,336/7,731 = 7,731/x - Step 3: Cross multiply
3,336x = 7,731 × 7,731 - Step 4: Simplify right side
3,336x = 59,768,361 - Step 5: Solve for x
x = 59,768,361/3,336 - Step 6: Final answer
x = 17,916.18
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Why These Related Problems?
These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.