Home / 3,631.64-5,443.20-1,550.95

Finding the Fourth Proportional to 3,631.64, 5,443.20 and 1,550.95

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Solution

The fourth proportional to 3,631.64, 5,443.20 and 1,550.95 is: 2,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.64 : 5,443.20 = 1,550.95 : x
  2. Step 2: Convert to fraction form
    3,631.64/5,443.20 = 1,550.95/x
  3. Step 3: Cross multiply
    3,631.64x = 5,443.20 × 1,550.95
  4. Step 4: Simplify right side
    3,631.64x = 8,442,117.43
  5. Step 5: Solve for x
    x = 8,442,117.43/3,631.64
  6. Step 6: Final answer
    x = 2,324.61

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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.