Home / 5,942.46-8,199.16-3,789.88

Finding the Fourth Proportional to 5,942.46, 8,199.16 and 3,789.88

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Solution

The fourth proportional to 5,942.46, 8,199.16 and 3,789.88 is: 5,229.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.46 : 8,199.16 = 3,789.88 : x
  2. Step 2: Convert to fraction form
    5,942.46/8,199.16 = 3,789.88/x
  3. Step 3: Cross multiply
    5,942.46x = 8,199.16 × 3,789.88
  4. Step 4: Simplify right side
    5,942.46x = 31,073,832.50
  5. Step 5: Solve for x
    x = 31,073,832.50/5,942.46
  6. Step 6: Final answer
    x = 5,229.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.