Home / 3,488.10-5,232.86-3,139.54

Finding the Fourth Proportional to 3,488.10, 5,232.86 and 3,139.54

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Solution

The fourth proportional to 3,488.10, 5,232.86 and 3,139.54 is: 4,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.10 : 5,232.86 = 3,139.54 : x
  2. Step 2: Convert to fraction form
    3,488.10/5,232.86 = 3,139.54/x
  3. Step 3: Cross multiply
    3,488.10x = 5,232.86 × 3,139.54
  4. Step 4: Simplify right side
    3,488.10x = 16,428,773.28
  5. Step 5: Solve for x
    x = 16,428,773.28/3,488.10
  6. Step 6: Final answer
    x = 4,709.95

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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.