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Finding the Fourth Proportional to 8,794.58, 13,193.31 and 2,869.76

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Solution

The fourth proportional to 8,794.58, 13,193.31 and 2,869.76 is: 4,305.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.58 : 13,193.31 = 2,869.76 : x
  2. Step 2: Convert to fraction form
    8,794.58/13,193.31 = 2,869.76/x
  3. Step 3: Cross multiply
    8,794.58x = 13,193.31 × 2,869.76
  4. Step 4: Simplify right side
    8,794.58x = 37,861,677.05
  5. Step 5: Solve for x
    x = 37,861,677.05/8,794.58
  6. Step 6: Final answer
    x = 4,305.12

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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.