Home / 11,028.20-16,542.18-3,236.72

Finding the Fourth Proportional to 11,028.20, 16,542.18 and 3,236.72

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Solution

The fourth proportional to 11,028.20, 16,542.18 and 3,236.72 is: 4,855.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.20 : 16,542.18 = 3,236.72 : x
  2. Step 2: Convert to fraction form
    11,028.20/16,542.18 = 3,236.72/x
  3. Step 3: Cross multiply
    11,028.20x = 16,542.18 × 3,236.72
  4. Step 4: Simplify right side
    11,028.20x = 53,542,404.85
  5. Step 5: Solve for x
    x = 53,542,404.85/11,028.20
  6. Step 6: Final answer
    x = 4,855.04

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1.5x scale

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.