Home / 8,182.26-12,277.79-3,251.94

Finding the Fourth Proportional to 8,182.26, 12,277.79 and 3,251.94

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Solution

The fourth proportional to 8,182.26, 12,277.79 and 3,251.94 is: 4,879.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.26 : 12,277.79 = 3,251.94 : x
  2. Step 2: Convert to fraction form
    8,182.26/12,277.79 = 3,251.94/x
  3. Step 3: Cross multiply
    8,182.26x = 12,277.79 × 3,251.94
  4. Step 4: Simplify right side
    8,182.26x = 39,926,558.76
  5. Step 5: Solve for x
    x = 39,926,558.76/8,182.26
  6. Step 6: Final answer
    x = 4,879.65

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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.