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Finding the Third Proportional to 6,715 and 10,133

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Solution

The third proportional to 6,715 and 10,133 is: 15,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715 : 10,133 = 10,133 : x
  2. Step 2: Convert to fraction form
    6,715/10,133 = 10,133/x
  3. Step 3: Cross multiply
    6,715x = 10,133 × 10,133
  4. Step 4: Simplify right side
    6,715x = 102,677,689
  5. Step 5: Solve for x
    x = 102,677,689/6,715
  6. Step 6: Final answer
    x = 15,290.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.