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Finding the Third Proportional to 4,469.48 and 6,565.64

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Solution

The third proportional to 4,469.48 and 6,565.64 is: 9,644.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,469.48 : 6,565.64 = 6,565.64 : x
  2. Step 2: Convert to fraction form
    4,469.48/6,565.64 = 6,565.64/x
  3. Step 3: Cross multiply
    4,469.48x = 6,565.64 × 6,565.64
  4. Step 4: Simplify right side
    4,469.48x = 43,107,636.82
  5. Step 5: Solve for x
    x = 43,107,636.82/4,469.48
  6. Step 6: Final answer
    x = 9,644.88

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.