Home / 3,936.31-5,911.04-2,458.97

Finding the Fourth Proportional to 3,936.31, 5,911.04 and 2,458.97

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Solution

The fourth proportional to 3,936.31, 5,911.04 and 2,458.97 is: 3,692.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.31 : 5,911.04 = 2,458.97 : x
  2. Step 2: Convert to fraction form
    3,936.31/5,911.04 = 2,458.97/x
  3. Step 3: Cross multiply
    3,936.31x = 5,911.04 × 2,458.97
  4. Step 4: Simplify right side
    3,936.31x = 14,535,028.18
  5. Step 5: Solve for x
    x = 14,535,028.18/3,936.31
  6. Step 6: Final answer
    x = 3,692.56

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1.5x scale

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.