Home / 10,650.26-15,981.34-4,414.88

Finding the Fourth Proportional to 10,650.26, 15,981.34 and 4,414.88

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Solution

The fourth proportional to 10,650.26, 15,981.34 and 4,414.88 is: 6,624.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650.26 : 15,981.34 = 4,414.88 : x
  2. Step 2: Convert to fraction form
    10,650.26/15,981.34 = 4,414.88/x
  3. Step 3: Cross multiply
    10,650.26x = 15,981.34 × 4,414.88
  4. Step 4: Simplify right side
    10,650.26x = 70,555,698.34
  5. Step 5: Solve for x
    x = 70,555,698.34/10,650.26
  6. Step 6: Final answer
    x = 6,624.79

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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.