Home / 3,679.33-5,517.26-1,337.69

Finding the Fourth Proportional to 3,679.33, 5,517.26 and 1,337.69

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Solution

The fourth proportional to 3,679.33, 5,517.26 and 1,337.69 is: 2,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.33 : 5,517.26 = 1,337.69 : x
  2. Step 2: Convert to fraction form
    3,679.33/5,517.26 = 1,337.69/x
  3. Step 3: Cross multiply
    3,679.33x = 5,517.26 × 1,337.69
  4. Step 4: Simplify right side
    3,679.33x = 7,380,383.53
  5. Step 5: Solve for x
    x = 7,380,383.53/3,679.33
  6. Step 6: Final answer
    x = 2,005.90

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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.