Home / 4,253.37-6,380.06-1,789.92

Finding the Fourth Proportional to 4,253.37, 6,380.06 and 1,789.92

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Solution

The fourth proportional to 4,253.37, 6,380.06 and 1,789.92 is: 2,684.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.37 : 6,380.06 = 1,789.92 : x
  2. Step 2: Convert to fraction form
    4,253.37/6,380.06 = 1,789.92/x
  3. Step 3: Cross multiply
    4,253.37x = 6,380.06 × 1,789.92
  4. Step 4: Simplify right side
    4,253.37x = 11,419,814.80
  5. Step 5: Solve for x
    x = 11,419,814.80/4,253.37
  6. Step 6: Final answer
    x = 2,684.88

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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.