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Finding the Fourth Proportional to 8,052.99, 12,079.36 and 2,791.83

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Solution

The fourth proportional to 8,052.99, 12,079.36 and 2,791.83 is: 4,187.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.99 : 12,079.36 = 2,791.83 : x
  2. Step 2: Convert to fraction form
    8,052.99/12,079.36 = 2,791.83/x
  3. Step 3: Cross multiply
    8,052.99x = 12,079.36 × 2,791.83
  4. Step 4: Simplify right side
    8,052.99x = 33,723,519.63
  5. Step 5: Solve for x
    x = 33,723,519.63/8,052.99
  6. Step 6: Final answer
    x = 4,187.70

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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.