Home / 8,336.73-12,491.25-5,866.38

Finding the Fourth Proportional to 8,336.73, 12,491.25 and 5,866.38

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Solution

The fourth proportional to 8,336.73, 12,491.25 and 5,866.38 is: 8,789.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.73 : 12,491.25 = 5,866.38 : x
  2. Step 2: Convert to fraction form
    8,336.73/12,491.25 = 5,866.38/x
  3. Step 3: Cross multiply
    8,336.73x = 12,491.25 × 5,866.38
  4. Step 4: Simplify right side
    8,336.73x = 73,278,419.18
  5. Step 5: Solve for x
    x = 73,278,419.18/8,336.73
  6. Step 6: Final answer
    x = 8,789.83

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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.