Home / 3,868.67-5,789.12-3,350.44

Finding the Fourth Proportional to 3,868.67, 5,789.12 and 3,350.44

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Solution

The fourth proportional to 3,868.67, 5,789.12 and 3,350.44 is: 5,013.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868.67 : 5,789.12 = 3,350.44 : x
  2. Step 2: Convert to fraction form
    3,868.67/5,789.12 = 3,350.44/x
  3. Step 3: Cross multiply
    3,868.67x = 5,789.12 × 3,350.44
  4. Step 4: Simplify right side
    3,868.67x = 19,396,070.27
  5. Step 5: Solve for x
    x = 19,396,070.27/3,868.67
  6. Step 6: Final answer
    x = 5,013.63

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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.