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Finding the Third Proportional to 2,232.56 and 3,132.42

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Solution

The third proportional to 2,232.56 and 3,132.42 is: 4,394.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.56 : 3,132.42 = 3,132.42 : x
  2. Step 2: Convert to fraction form
    2,232.56/3,132.42 = 3,132.42/x
  3. Step 3: Cross multiply
    2,232.56x = 3,132.42 × 3,132.42
  4. Step 4: Simplify right side
    2,232.56x = 9,812,066.80
  5. Step 5: Solve for x
    x = 9,812,066.80/2,232.56
  6. Step 6: Final answer
    x = 4,394.98

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.