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Finding the Fourth Proportional to 5,922.18, 8,879.22 and 2,800.44

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Solution

The fourth proportional to 5,922.18, 8,879.22 and 2,800.44 is: 4,198.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.18 : 8,879.22 = 2,800.44 : x
  2. Step 2: Convert to fraction form
    5,922.18/8,879.22 = 2,800.44/x
  3. Step 3: Cross multiply
    5,922.18x = 8,879.22 × 2,800.44
  4. Step 4: Simplify right side
    5,922.18x = 24,865,722.86
  5. Step 5: Solve for x
    x = 24,865,722.86/5,922.18
  6. Step 6: Final answer
    x = 4,198.74

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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.