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Finding the Third Proportional to 4,412.92 and 9,700.44

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Solution

The third proportional to 4,412.92 and 9,700.44 is: 21,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.92 : 9,700.44 = 9,700.44 : x
  2. Step 2: Convert to fraction form
    4,412.92/9,700.44 = 9,700.44/x
  3. Step 3: Cross multiply
    4,412.92x = 9,700.44 × 9,700.44
  4. Step 4: Simplify right side
    4,412.92x = 94,098,487.69
  5. Step 5: Solve for x
    x = 94,098,487.69/4,412.92
  6. Step 6: Final answer
    x = 21,323.40

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.