Home / 8,517.25-12,775.99-2,673.86

Finding the Fourth Proportional to 8,517.25, 12,775.99 and 2,673.86

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Solution

The fourth proportional to 8,517.25, 12,775.99 and 2,673.86 is: 4,010.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.25 : 12,775.99 = 2,673.86 : x
  2. Step 2: Convert to fraction form
    8,517.25/12,775.99 = 2,673.86/x
  3. Step 3: Cross multiply
    8,517.25x = 12,775.99 × 2,673.86
  4. Step 4: Simplify right side
    8,517.25x = 34,161,208.62
  5. Step 5: Solve for x
    x = 34,161,208.62/8,517.25
  6. Step 6: Final answer
    x = 4,010.83

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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.