Home / 10,441.88-15,662.51-3,867.92

Finding the Fourth Proportional to 10,441.88, 15,662.51 and 3,867.92

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Solution

The fourth proportional to 10,441.88, 15,662.51 and 3,867.92 is: 5,801.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441.88 : 15,662.51 = 3,867.92 : x
  2. Step 2: Convert to fraction form
    10,441.88/15,662.51 = 3,867.92/x
  3. Step 3: Cross multiply
    10,441.88x = 15,662.51 × 3,867.92
  4. Step 4: Simplify right side
    10,441.88x = 60,581,335.68
  5. Step 5: Solve for x
    x = 60,581,335.68/10,441.88
  6. Step 6: Final answer
    x = 5,801.77

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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.