Home / 10,367.25-15,553.31-3,441.75

Finding the Fourth Proportional to 10,367.25, 15,553.31 and 3,441.75

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Solution

The fourth proportional to 10,367.25, 15,553.31 and 3,441.75 is: 5,163.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.25 : 15,553.31 = 3,441.75 : x
  2. Step 2: Convert to fraction form
    10,367.25/15,553.31 = 3,441.75/x
  3. Step 3: Cross multiply
    10,367.25x = 15,553.31 × 3,441.75
  4. Step 4: Simplify right side
    10,367.25x = 53,530,587.48
  5. Step 5: Solve for x
    x = 53,530,587.48/10,367.25
  6. Step 6: Final answer
    x = 5,163.43

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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.