Home / 3,508.61-5,257.90-2,576.86

Finding the Fourth Proportional to 3,508.61, 5,257.90 and 2,576.86

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Solution

The fourth proportional to 3,508.61, 5,257.90 and 2,576.86 is: 3,861.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.61 : 5,257.90 = 2,576.86 : x
  2. Step 2: Convert to fraction form
    3,508.61/5,257.90 = 2,576.86/x
  3. Step 3: Cross multiply
    3,508.61x = 5,257.90 × 2,576.86
  4. Step 4: Simplify right side
    3,508.61x = 13,548,872.19
  5. Step 5: Solve for x
    x = 13,548,872.19/3,508.61
  6. Step 6: Final answer
    x = 3,861.61

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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.