Home / 3,443.52-5,169.60-2,281.28

Finding the Fourth Proportional to 3,443.52, 5,169.60 and 2,281.28

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Solution

The fourth proportional to 3,443.52, 5,169.60 and 2,281.28 is: 3,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.52 : 5,169.60 = 2,281.28 : x
  2. Step 2: Convert to fraction form
    3,443.52/5,169.60 = 2,281.28/x
  3. Step 3: Cross multiply
    3,443.52x = 5,169.60 × 2,281.28
  4. Step 4: Simplify right side
    3,443.52x = 11,793,305.09
  5. Step 5: Solve for x
    x = 11,793,305.09/3,443.52
  6. Step 6: Final answer
    x = 3,424.78

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1.5x scale

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.