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Finding the Fourth Proportional to 6,614.14, 9,921.21 and 2,453.98

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Solution

The fourth proportional to 6,614.14, 9,921.21 and 2,453.98 is: 3,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614.14 : 9,921.21 = 2,453.98 : x
  2. Step 2: Convert to fraction form
    6,614.14/9,921.21 = 2,453.98/x
  3. Step 3: Cross multiply
    6,614.14x = 9,921.21 × 2,453.98
  4. Step 4: Simplify right side
    6,614.14x = 24,346,450.92
  5. Step 5: Solve for x
    x = 24,346,450.92/6,614.14
  6. Step 6: Final answer
    x = 3,680.97

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Similar ratio
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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.