Home / 4,245.22-6,367.80-3,697.78

Finding the Fourth Proportional to 4,245.22, 6,367.80 and 3,697.78

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Solution

The fourth proportional to 4,245.22, 6,367.80 and 3,697.78 is: 5,546.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.22 : 6,367.80 = 3,697.78 : x
  2. Step 2: Convert to fraction form
    4,245.22/6,367.80 = 3,697.78/x
  3. Step 3: Cross multiply
    4,245.22x = 6,367.80 × 3,697.78
  4. Step 4: Simplify right side
    4,245.22x = 23,546,723.48
  5. Step 5: Solve for x
    x = 23,546,723.48/4,245.22
  6. Step 6: Final answer
    x = 5,546.64

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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.