Finding the Third Proportional to 3,311 and 7,314
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Solution
The third proportional to 3,311 and 7,314 is: 16,156.63
Step by Step Solution
- Step 1: Write the proportion equation
3,311 : 7,314 = 7,314 : x - Step 2: Convert to fraction form
3,311/7,314 = 7,314/x - Step 3: Cross multiply
3,311x = 7,314 × 7,314 - Step 4: Simplify right side
3,311x = 53,494,596 - Step 5: Solve for x
x = 53,494,596/3,311 - Step 6: Final answer
x = 16,156.63
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Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.