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Finding the Fourth Proportional to 6,661.75, 9,992.64 and 2,502.73

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Solution

The fourth proportional to 6,661.75, 9,992.64 and 2,502.73 is: 3,754.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661.75 : 9,992.64 = 2,502.73 : x
  2. Step 2: Convert to fraction form
    6,661.75/9,992.64 = 2,502.73/x
  3. Step 3: Cross multiply
    6,661.75x = 9,992.64 × 2,502.73
  4. Step 4: Simplify right side
    6,661.75x = 25,008,879.91
  5. Step 5: Solve for x
    x = 25,008,879.91/6,661.75
  6. Step 6: Final answer
    x = 3,754.10

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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.