Home / 3,550.05-5,324.90-1,358.61

Finding the Fourth Proportional to 3,550.05, 5,324.90 and 1,358.61

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Solution

The fourth proportional to 3,550.05, 5,324.90 and 1,358.61 is: 2,037.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.05 : 5,324.90 = 1,358.61 : x
  2. Step 2: Convert to fraction form
    3,550.05/5,324.90 = 1,358.61/x
  3. Step 3: Cross multiply
    3,550.05x = 5,324.90 × 1,358.61
  4. Step 4: Simplify right side
    3,550.05x = 7,234,455.60
  5. Step 5: Solve for x
    x = 7,234,455.60/3,550.05
  6. Step 6: Final answer
    x = 2,037.85

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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.