Home / 10,974.96-16,450.56-4,397.76

Finding the Fourth Proportional to 10,974.96, 16,450.56 and 4,397.76

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Solution

The fourth proportional to 10,974.96, 16,450.56 and 4,397.76 is: 6,591.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.96 : 16,450.56 = 4,397.76 : x
  2. Step 2: Convert to fraction form
    10,974.96/16,450.56 = 4,397.76/x
  3. Step 3: Cross multiply
    10,974.96x = 16,450.56 × 4,397.76
  4. Step 4: Simplify right side
    10,974.96x = 72,345,614.75
  5. Step 5: Solve for x
    x = 72,345,614.75/10,974.96
  6. Step 6: Final answer
    x = 6,591.88

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1.5x scale

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.