Home / 3,912.41-5,874.08-2,676.75

Finding the Fourth Proportional to 3,912.41, 5,874.08 and 2,676.75

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Solution

The fourth proportional to 3,912.41, 5,874.08 and 2,676.75 is: 4,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912.41 : 5,874.08 = 2,676.75 : x
  2. Step 2: Convert to fraction form
    3,912.41/5,874.08 = 2,676.75/x
  3. Step 3: Cross multiply
    3,912.41x = 5,874.08 × 2,676.75
  4. Step 4: Simplify right side
    3,912.41x = 15,723,430.26
  5. Step 5: Solve for x
    x = 15,723,430.26/3,912.41
  6. Step 6: Final answer
    x = 4,018.87

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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.