Home / 11,771.92-17,660.60-3,452.58

Finding the Fourth Proportional to 11,771.92, 17,660.60 and 3,452.58

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Solution

The fourth proportional to 11,771.92, 17,660.60 and 3,452.58 is: 5,179.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,771.92 : 17,660.60 = 3,452.58 : x
  2. Step 2: Convert to fraction form
    11,771.92/17,660.60 = 3,452.58/x
  3. Step 3: Cross multiply
    11,771.92x = 17,660.60 × 3,452.58
  4. Step 4: Simplify right side
    11,771.92x = 60,974,634.35
  5. Step 5: Solve for x
    x = 60,974,634.35/11,771.92
  6. Step 6: Final answer
    x = 5,179.67

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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.