Home / 10,166.96-15,251.64-3,591.76

Finding the Fourth Proportional to 10,166.96, 15,251.64 and 3,591.76

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Solution

The fourth proportional to 10,166.96, 15,251.64 and 3,591.76 is: 5,388.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.96 : 15,251.64 = 3,591.76 : x
  2. Step 2: Convert to fraction form
    10,166.96/15,251.64 = 3,591.76/x
  3. Step 3: Cross multiply
    10,166.96x = 15,251.64 × 3,591.76
  4. Step 4: Simplify right side
    10,166.96x = 54,780,230.49
  5. Step 5: Solve for x
    x = 54,780,230.49/10,166.96
  6. Step 6: Final answer
    x = 5,388.06

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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.