Home / 5,665.31-8,488.35-3,469.44

Finding the Fourth Proportional to 5,665.31, 8,488.35 and 3,469.44

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Solution

The fourth proportional to 5,665.31, 8,488.35 and 3,469.44 is: 5,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665.31 : 8,488.35 = 3,469.44 : x
  2. Step 2: Convert to fraction form
    5,665.31/8,488.35 = 3,469.44/x
  3. Step 3: Cross multiply
    5,665.31x = 8,488.35 × 3,469.44
  4. Step 4: Simplify right side
    5,665.31x = 29,449,821.02
  5. Step 5: Solve for x
    x = 29,449,821.02/5,665.31
  6. Step 6: Final answer
    x = 5,198.28

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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.