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Finding the Fourth Proportional to 8,600.44, 11,791.31 and 8,444.92

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Solution

The fourth proportional to 8,600.44, 11,791.31 and 8,444.92 is: 11,578.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,600.44 : 11,791.31 = 8,444.92 : x
  2. Step 2: Convert to fraction form
    8,600.44/11,791.31 = 8,444.92/x
  3. Step 3: Cross multiply
    8,600.44x = 11,791.31 × 8,444.92
  4. Step 4: Simplify right side
    8,600.44x = 99,576,669.65
  5. Step 5: Solve for x
    x = 99,576,669.65/8,600.44
  6. Step 6: Final answer
    x = 11,578.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.