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Finding the Fourth Proportional to 5,880.11, 8,819.78 and 2,760.80

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Solution

The fourth proportional to 5,880.11, 8,819.78 and 2,760.80 is: 4,141.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.11 : 8,819.78 = 2,760.80 : x
  2. Step 2: Convert to fraction form
    5,880.11/8,819.78 = 2,760.80/x
  3. Step 3: Cross multiply
    5,880.11x = 8,819.78 × 2,760.80
  4. Step 4: Simplify right side
    5,880.11x = 24,349,590.72
  5. Step 5: Solve for x
    x = 24,349,590.72/5,880.11
  6. Step 6: Final answer
    x = 4,141.01

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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.