Home / 11,193.66-16,789.41-3,402.54

Finding the Fourth Proportional to 11,193.66, 16,789.41 and 3,402.54

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Solution

The fourth proportional to 11,193.66, 16,789.41 and 3,402.54 is: 5,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.66 : 16,789.41 = 3,402.54 : x
  2. Step 2: Convert to fraction form
    11,193.66/16,789.41 = 3,402.54/x
  3. Step 3: Cross multiply
    11,193.66x = 16,789.41 × 3,402.54
  4. Step 4: Simplify right side
    11,193.66x = 57,126,639.10
  5. Step 5: Solve for x
    x = 57,126,639.10/11,193.66
  6. Step 6: Final answer
    x = 5,103.48

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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.