Home / 3,912.89-5,872.75-2,267.17

Finding the Fourth Proportional to 3,912.89, 5,872.75 and 2,267.17

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Solution

The fourth proportional to 3,912.89, 5,872.75 and 2,267.17 is: 3,402.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912.89 : 5,872.75 = 2,267.17 : x
  2. Step 2: Convert to fraction form
    3,912.89/5,872.75 = 2,267.17/x
  3. Step 3: Cross multiply
    3,912.89x = 5,872.75 × 2,267.17
  4. Step 4: Simplify right side
    3,912.89x = 13,314,502.27
  5. Step 5: Solve for x
    x = 13,314,502.27/3,912.89
  6. Step 6: Final answer
    x = 3,402.73

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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.