Home / 3,229.29-4,829.31-2,488.77

Finding the Fourth Proportional to 3,229.29, 4,829.31 and 2,488.77

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Solution

The fourth proportional to 3,229.29, 4,829.31 and 2,488.77 is: 3,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.29 : 4,829.31 = 2,488.77 : x
  2. Step 2: Convert to fraction form
    3,229.29/4,829.31 = 2,488.77/x
  3. Step 3: Cross multiply
    3,229.29x = 4,829.31 × 2,488.77
  4. Step 4: Simplify right side
    3,229.29x = 12,019,041.85
  5. Step 5: Solve for x
    x = 12,019,041.85/3,229.29
  6. Step 6: Final answer
    x = 3,721.88

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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.