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Finding the Fourth Proportional to 5,013.90, 7,503.03 and 3,257.82

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Solution

The fourth proportional to 5,013.90, 7,503.03 and 3,257.82 is: 4,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.90 : 7,503.03 = 3,257.82 : x
  2. Step 2: Convert to fraction form
    5,013.90/7,503.03 = 3,257.82/x
  3. Step 3: Cross multiply
    5,013.90x = 7,503.03 × 3,257.82
  4. Step 4: Simplify right side
    5,013.90x = 24,443,521.19
  5. Step 5: Solve for x
    x = 24,443,521.19/5,013.90
  6. Step 6: Final answer
    x = 4,875.15

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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.