Home / 10,332.20-15,486.41-4,773.86

Finding the Fourth Proportional to 10,332.20, 15,486.41 and 4,773.86

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Solution

The fourth proportional to 10,332.20, 15,486.41 and 4,773.86 is: 7,155.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.20 : 15,486.41 = 4,773.86 : x
  2. Step 2: Convert to fraction form
    10,332.20/15,486.41 = 4,773.86/x
  3. Step 3: Cross multiply
    10,332.20x = 15,486.41 × 4,773.86
  4. Step 4: Simplify right side
    10,332.20x = 73,930,003.89
  5. Step 5: Solve for x
    x = 73,930,003.89/10,332.20
  6. Step 6: Final answer
    x = 7,155.30

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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.