Home / 4,198.45-6,296.46-1,600.78

Finding the Fourth Proportional to 4,198.45, 6,296.46 and 1,600.78

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Solution

The fourth proportional to 4,198.45, 6,296.46 and 1,600.78 is: 2,400.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.45 : 6,296.46 = 1,600.78 : x
  2. Step 2: Convert to fraction form
    4,198.45/6,296.46 = 1,600.78/x
  3. Step 3: Cross multiply
    4,198.45x = 6,296.46 × 1,600.78
  4. Step 4: Simplify right side
    4,198.45x = 10,079,247.24
  5. Step 5: Solve for x
    x = 10,079,247.24/4,198.45
  6. Step 6: Final answer
    x = 2,400.71

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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.