Home / 8,028.43-12,039.65-2,761.95

Finding the Fourth Proportional to 8,028.43, 12,039.65 and 2,761.95

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Solution

The fourth proportional to 8,028.43, 12,039.65 and 2,761.95 is: 4,141.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.43 : 12,039.65 = 2,761.95 : x
  2. Step 2: Convert to fraction form
    8,028.43/12,039.65 = 2,761.95/x
  3. Step 3: Cross multiply
    8,028.43x = 12,039.65 × 2,761.95
  4. Step 4: Simplify right side
    8,028.43x = 33,252,968.55
  5. Step 5: Solve for x
    x = 33,252,968.55/8,028.43
  6. Step 6: Final answer
    x = 4,141.90

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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.