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Finding the Third Proportional to 1,562.41 and 2,422.41

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Solution

The third proportional to 1,562.41 and 2,422.41 is: 3,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.41 : 2,422.41 = 2,422.41 : x
  2. Step 2: Convert to fraction form
    1,562.41/2,422.41 = 2,422.41/x
  3. Step 3: Cross multiply
    1,562.41x = 2,422.41 × 2,422.41
  4. Step 4: Simplify right side
    1,562.41x = 5,868,052.04
  5. Step 5: Solve for x
    x = 5,868,052.04/1,562.41
  6. Step 6: Final answer
    x = 3,755.76

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.