Home / 8,829.27-13,239.25-3,896.57

Finding the Fourth Proportional to 8,829.27, 13,239.25 and 3,896.57

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Solution

The fourth proportional to 8,829.27, 13,239.25 and 3,896.57 is: 5,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.27 : 13,239.25 = 3,896.57 : x
  2. Step 2: Convert to fraction form
    8,829.27/13,239.25 = 3,896.57/x
  3. Step 3: Cross multiply
    8,829.27x = 13,239.25 × 3,896.57
  4. Step 4: Simplify right side
    8,829.27x = 51,587,687.73
  5. Step 5: Solve for x
    x = 51,587,687.73/8,829.27
  6. Step 6: Final answer
    x = 5,842.80

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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.