Home / 3,581.78-5,373.25-1,500.73

Finding the Fourth Proportional to 3,581.78, 5,373.25 and 1,500.73

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Solution

The fourth proportional to 3,581.78, 5,373.25 and 1,500.73 is: 2,251.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.78 : 5,373.25 = 1,500.73 : x
  2. Step 2: Convert to fraction form
    3,581.78/5,373.25 = 1,500.73/x
  3. Step 3: Cross multiply
    3,581.78x = 5,373.25 × 1,500.73
  4. Step 4: Simplify right side
    3,581.78x = 8,063,797.47
  5. Step 5: Solve for x
    x = 8,063,797.47/3,581.78
  6. Step 6: Final answer
    x = 2,251.34

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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.