Home / 1,337.60-2,002.35-1,010.90

Finding the Fourth Proportional to 1,337.60, 2,002.35 and 1,010.90

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Solution

The fourth proportional to 1,337.60, 2,002.35 and 1,010.90 is: 1,513.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.60 : 2,002.35 = 1,010.90 : x
  2. Step 2: Convert to fraction form
    1,337.60/2,002.35 = 1,010.90/x
  3. Step 3: Cross multiply
    1,337.60x = 2,002.35 × 1,010.90
  4. Step 4: Simplify right side
    1,337.60x = 2,024,175.62
  5. Step 5: Solve for x
    x = 2,024,175.62/1,337.60
  6. Step 6: Final answer
    x = 1,513.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.