Home / 3,912.24-5,864.22-1,963.38

Finding the Fourth Proportional to 3,912.24, 5,864.22 and 1,963.38

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Solution

The fourth proportional to 3,912.24, 5,864.22 and 1,963.38 is: 2,942.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912.24 : 5,864.22 = 1,963.38 : x
  2. Step 2: Convert to fraction form
    3,912.24/5,864.22 = 1,963.38/x
  3. Step 3: Cross multiply
    3,912.24x = 5,864.22 × 1,963.38
  4. Step 4: Simplify right side
    3,912.24x = 11,513,692.26
  5. Step 5: Solve for x
    x = 11,513,692.26/3,912.24
  6. Step 6: Final answer
    x = 2,942.99

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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.