Home / 11,193.80-16,791.30-3,402.02

Finding the Fourth Proportional to 11,193.80, 16,791.30 and 3,402.02

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Solution

The fourth proportional to 11,193.80, 16,791.30 and 3,402.02 is: 5,103.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.80 : 16,791.30 = 3,402.02 : x
  2. Step 2: Convert to fraction form
    11,193.80/16,791.30 = 3,402.02/x
  3. Step 3: Cross multiply
    11,193.80x = 16,791.30 × 3,402.02
  4. Step 4: Simplify right side
    11,193.80x = 57,124,338.43
  5. Step 5: Solve for x
    x = 57,124,338.43/11,193.80
  6. Step 6: Final answer
    x = 5,103.21

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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.