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Finding the Third Proportional to 6,517.13 and 10,204.31

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Solution

The third proportional to 6,517.13 and 10,204.31 is: 15,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.13 : 10,204.31 = 10,204.31 : x
  2. Step 2: Convert to fraction form
    6,517.13/10,204.31 = 10,204.31/x
  3. Step 3: Cross multiply
    6,517.13x = 10,204.31 × 10,204.31
  4. Step 4: Simplify right side
    6,517.13x = 104,127,993.60
  5. Step 5: Solve for x
    x = 104,127,993.60/6,517.13
  6. Step 6: Final answer
    x = 15,977.60

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.