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Finding the Fourth Proportional to 6,612.98, 9,923.92 and 2,453.15

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Solution

The fourth proportional to 6,612.98, 9,923.92 and 2,453.15 is: 3,681.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.98 : 9,923.92 = 2,453.15 : x
  2. Step 2: Convert to fraction form
    6,612.98/9,923.92 = 2,453.15/x
  3. Step 3: Cross multiply
    6,612.98x = 9,923.92 × 2,453.15
  4. Step 4: Simplify right side
    6,612.98x = 24,344,883.02
  5. Step 5: Solve for x
    x = 24,344,883.02/6,612.98
  6. Step 6: Final answer
    x = 3,681.38

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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.