Home / 3,815.91-5,733.45-2,429.88

Finding the Fourth Proportional to 3,815.91, 5,733.45 and 2,429.88

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Solution

The fourth proportional to 3,815.91, 5,733.45 and 2,429.88 is: 3,650.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815.91 : 5,733.45 = 2,429.88 : x
  2. Step 2: Convert to fraction form
    3,815.91/5,733.45 = 2,429.88/x
  3. Step 3: Cross multiply
    3,815.91x = 5,733.45 × 2,429.88
  4. Step 4: Simplify right side
    3,815.91x = 13,931,595.49
  5. Step 5: Solve for x
    x = 13,931,595.49/3,815.91
  6. Step 6: Final answer
    x = 3,650.92

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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.