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Finding the Third Proportional to 6,574.78 and 9,247.92

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Solution

The third proportional to 6,574.78 and 9,247.92 is: 13,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,574.78 : 9,247.92 = 9,247.92 : x
  2. Step 2: Convert to fraction form
    6,574.78/9,247.92 = 9,247.92/x
  3. Step 3: Cross multiply
    6,574.78x = 9,247.92 × 9,247.92
  4. Step 4: Simplify right side
    6,574.78x = 85,524,059.01
  5. Step 5: Solve for x
    x = 85,524,059.01/6,574.78
  6. Step 6: Final answer
    x = 13,007.89

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.