Home / 4,229.11-6,343.72-1,889.24

Finding the Fourth Proportional to 4,229.11, 6,343.72 and 1,889.24

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Solution

The fourth proportional to 4,229.11, 6,343.72 and 1,889.24 is: 2,833.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.11 : 6,343.72 = 1,889.24 : x
  2. Step 2: Convert to fraction form
    4,229.11/6,343.72 = 1,889.24/x
  3. Step 3: Cross multiply
    4,229.11x = 6,343.72 × 1,889.24
  4. Step 4: Simplify right side
    4,229.11x = 11,984,809.57
  5. Step 5: Solve for x
    x = 11,984,809.57/4,229.11
  6. Step 6: Final answer
    x = 2,833.88

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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.