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Finding the Fourth Proportional to 6,168.55, 9,249.50 and 3,199.64

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Solution

The fourth proportional to 6,168.55, 9,249.50 and 3,199.64 is: 4,797.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,168.55 : 9,249.50 = 3,199.64 : x
  2. Step 2: Convert to fraction form
    6,168.55/9,249.50 = 3,199.64/x
  3. Step 3: Cross multiply
    6,168.55x = 9,249.50 × 3,199.64
  4. Step 4: Simplify right side
    6,168.55x = 29,595,031.28
  5. Step 5: Solve for x
    x = 29,595,031.28/6,168.55
  6. Step 6: Final answer
    x = 4,797.73

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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.