Finding the Third Proportional to 8,340 and 10,188
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Solution
The third proportional to 8,340 and 10,188 is: 12,445.48
Step by Step Solution
- Step 1: Write the proportion equation
8,340 : 10,188 = 10,188 : x - Step 2: Convert to fraction form
8,340/10,188 = 10,188/x - Step 3: Cross multiply
8,340x = 10,188 × 10,188 - Step 4: Simplify right side
8,340x = 103,795,344 - Step 5: Solve for x
x = 103,795,344/8,340 - Step 6: Final answer
x = 12,445.48
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Why These Related Problems?
These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.