Home / 3,982.70-5,496.57-2,304.09

Finding the Fourth Proportional to 3,982.70, 5,496.57 and 2,304.09

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Solution

The fourth proportional to 3,982.70, 5,496.57 and 2,304.09 is: 3,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.70 : 5,496.57 = 2,304.09 : x
  2. Step 2: Convert to fraction form
    3,982.70/5,496.57 = 2,304.09/x
  3. Step 3: Cross multiply
    3,982.70x = 5,496.57 × 2,304.09
  4. Step 4: Simplify right side
    3,982.70x = 12,664,591.97
  5. Step 5: Solve for x
    x = 12,664,591.97/3,982.70
  6. Step 6: Final answer
    x = 3,179.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.