Home / 4,387.38-6,576.21-1,889.88

Finding the Fourth Proportional to 4,387.38, 6,576.21 and 1,889.88

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Solution

The fourth proportional to 4,387.38, 6,576.21 and 1,889.88 is: 2,832.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.38 : 6,576.21 = 1,889.88 : x
  2. Step 2: Convert to fraction form
    4,387.38/6,576.21 = 1,889.88/x
  3. Step 3: Cross multiply
    4,387.38x = 6,576.21 × 1,889.88
  4. Step 4: Simplify right side
    4,387.38x = 12,428,247.75
  5. Step 5: Solve for x
    x = 12,428,247.75/4,387.38
  6. Step 6: Final answer
    x = 2,832.73

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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.