Home / 3,791.37-5,234.67-2,375.64

Finding the Fourth Proportional to 3,791.37, 5,234.67 and 2,375.64

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Solution

The fourth proportional to 3,791.37, 5,234.67 and 2,375.64 is: 3,280.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.37 : 5,234.67 = 2,375.64 : x
  2. Step 2: Convert to fraction form
    3,791.37/5,234.67 = 2,375.64/x
  3. Step 3: Cross multiply
    3,791.37x = 5,234.67 × 2,375.64
  4. Step 4: Simplify right side
    3,791.37x = 12,435,691.44
  5. Step 5: Solve for x
    x = 12,435,691.44/3,791.37
  6. Step 6: Final answer
    x = 3,280.00

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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.