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Finding the Fourth Proportional to 8,794.73, 13,182.51 and 3,243.39

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Solution

The fourth proportional to 8,794.73, 13,182.51 and 3,243.39 is: 4,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.73 : 13,182.51 = 3,243.39 : x
  2. Step 2: Convert to fraction form
    8,794.73/13,182.51 = 3,243.39/x
  3. Step 3: Cross multiply
    8,794.73x = 13,182.51 × 3,243.39
  4. Step 4: Simplify right side
    8,794.73x = 42,756,021.11
  5. Step 5: Solve for x
    x = 42,756,021.11/8,794.73
  6. Step 6: Final answer
    x = 4,861.55

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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.