Home / 8,179.26-12,268.17-3,497.82

Finding the Fourth Proportional to 8,179.26, 12,268.17 and 3,497.82

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Solution

The fourth proportional to 8,179.26, 12,268.17 and 3,497.82 is: 5,246.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179.26 : 12,268.17 = 3,497.82 : x
  2. Step 2: Convert to fraction form
    8,179.26/12,268.17 = 3,497.82/x
  3. Step 3: Cross multiply
    8,179.26x = 12,268.17 × 3,497.82
  4. Step 4: Simplify right side
    8,179.26x = 42,911,850.39
  5. Step 5: Solve for x
    x = 42,911,850.39/8,179.26
  6. Step 6: Final answer
    x = 5,246.42

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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.