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Finding the Fourth Proportional to 8,797.86, 13,197.48 and 2,557.97

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Solution

The fourth proportional to 8,797.86, 13,197.48 and 2,557.97 is: 3,837.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797.86 : 13,197.48 = 2,557.97 : x
  2. Step 2: Convert to fraction form
    8,797.86/13,197.48 = 2,557.97/x
  3. Step 3: Cross multiply
    8,797.86x = 13,197.48 × 2,557.97
  4. Step 4: Simplify right side
    8,797.86x = 33,758,691.93
  5. Step 5: Solve for x
    x = 33,758,691.93/8,797.86
  6. Step 6: Final answer
    x = 3,837.15

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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.