Home / 10,791.62-16,180.73-4,548.42

Finding the Fourth Proportional to 10,791.62, 16,180.73 and 4,548.42

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Solution

The fourth proportional to 10,791.62, 16,180.73 and 4,548.42 is: 6,819.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791.62 : 16,180.73 = 4,548.42 : x
  2. Step 2: Convert to fraction form
    10,791.62/16,180.73 = 4,548.42/x
  3. Step 3: Cross multiply
    10,791.62x = 16,180.73 × 4,548.42
  4. Step 4: Simplify right side
    10,791.62x = 73,596,755.95
  5. Step 5: Solve for x
    x = 73,596,755.95/10,791.62
  6. Step 6: Final answer
    x = 6,819.81

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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.