Home / 3,269.38-4,910.39-2,801.92

Finding the Fourth Proportional to 3,269.38, 4,910.39 and 2,801.92

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Solution

The fourth proportional to 3,269.38, 4,910.39 and 2,801.92 is: 4,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.38 : 4,910.39 = 2,801.92 : x
  2. Step 2: Convert to fraction form
    3,269.38/4,910.39 = 2,801.92/x
  3. Step 3: Cross multiply
    3,269.38x = 4,910.39 × 2,801.92
  4. Step 4: Simplify right side
    3,269.38x = 13,758,519.95
  5. Step 5: Solve for x
    x = 13,758,519.95/3,269.38
  6. Step 6: Final answer
    x = 4,208.30

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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.