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Finding the Fourth Proportional to 10,693.80, 16,042.99 and 3,197.94

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Solution

The fourth proportional to 10,693.80, 16,042.99 and 3,197.94 is: 4,797.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693.80 : 16,042.99 = 3,197.94 : x
  2. Step 2: Convert to fraction form
    10,693.80/16,042.99 = 3,197.94/x
  3. Step 3: Cross multiply
    10,693.80x = 16,042.99 × 3,197.94
  4. Step 4: Simplify right side
    10,693.80x = 51,304,519.44
  5. Step 5: Solve for x
    x = 51,304,519.44/10,693.80
  6. Step 6: Final answer
    x = 4,797.59

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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.