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Finding the Fourth Proportional to 5,876.98, 8,811.92 and 2,757.67

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Solution

The fourth proportional to 5,876.98, 8,811.92 and 2,757.67 is: 4,134.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.98 : 8,811.92 = 2,757.67 : x
  2. Step 2: Convert to fraction form
    5,876.98/8,811.92 = 2,757.67/x
  3. Step 3: Cross multiply
    5,876.98x = 8,811.92 × 2,757.67
  4. Step 4: Simplify right side
    5,876.98x = 24,300,367.43
  5. Step 5: Solve for x
    x = 24,300,367.43/5,876.98
  6. Step 6: Final answer
    x = 4,134.84

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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.