Home / 11,168.92-16,751.55-3,773.21

Finding the Fourth Proportional to 11,168.92, 16,751.55 and 3,773.21

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Solution

The fourth proportional to 11,168.92, 16,751.55 and 3,773.21 is: 5,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.92 : 16,751.55 = 3,773.21 : x
  2. Step 2: Convert to fraction form
    11,168.92/16,751.55 = 3,773.21/x
  3. Step 3: Cross multiply
    11,168.92x = 16,751.55 × 3,773.21
  4. Step 4: Simplify right side
    11,168.92x = 63,207,157.85
  5. Step 5: Solve for x
    x = 63,207,157.85/11,168.92
  6. Step 6: Final answer
    x = 5,659.20

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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.