Home / 5,002.57-7,508.40-2,664.53

Finding the Fourth Proportional to 5,002.57, 7,508.40 and 2,664.53

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Solution

The fourth proportional to 5,002.57, 7,508.40 and 2,664.53 is: 3,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,002.57 : 7,508.40 = 2,664.53 : x
  2. Step 2: Convert to fraction form
    5,002.57/7,508.40 = 2,664.53/x
  3. Step 3: Cross multiply
    5,002.57x = 7,508.40 × 2,664.53
  4. Step 4: Simplify right side
    5,002.57x = 20,006,343.73
  5. Step 5: Solve for x
    x = 20,006,343.73/5,002.57
  6. Step 6: Final answer
    x = 3,999.22

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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.