Home / 3,387.60-5,081.40-2,224.95

Finding the Fourth Proportional to 3,387.60, 5,081.40 and 2,224.95

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Solution

The fourth proportional to 3,387.60, 5,081.40 and 2,224.95 is: 3,337.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.60 : 5,081.40 = 2,224.95 : x
  2. Step 2: Convert to fraction form
    3,387.60/5,081.40 = 2,224.95/x
  3. Step 3: Cross multiply
    3,387.60x = 5,081.40 × 2,224.95
  4. Step 4: Simplify right side
    3,387.60x = 11,305,860.93
  5. Step 5: Solve for x
    x = 11,305,860.93/3,387.60
  6. Step 6: Final answer
    x = 3,337.43

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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.