Home / 7,433.72-11,149.62-2,503.28

Finding the Fourth Proportional to 7,433.72, 11,149.62 and 2,503.28

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Solution

The fourth proportional to 7,433.72, 11,149.62 and 2,503.28 is: 3,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.72 : 11,149.62 = 2,503.28 : x
  2. Step 2: Convert to fraction form
    7,433.72/11,149.62 = 2,503.28/x
  3. Step 3: Cross multiply
    7,433.72x = 11,149.62 × 2,503.28
  4. Step 4: Simplify right side
    7,433.72x = 27,910,620.75
  5. Step 5: Solve for x
    x = 27,910,620.75/7,433.72
  6. Step 6: Final answer
    x = 3,754.60

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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.