Home / 3,936.36-5,902.32-1,337.88

Finding the Fourth Proportional to 3,936.36, 5,902.32 and 1,337.88

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Solution

The fourth proportional to 3,936.36, 5,902.32 and 1,337.88 is: 2,006.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.36 : 5,902.32 = 1,337.88 : x
  2. Step 2: Convert to fraction form
    3,936.36/5,902.32 = 1,337.88/x
  3. Step 3: Cross multiply
    3,936.36x = 5,902.32 × 1,337.88
  4. Step 4: Simplify right side
    3,936.36x = 7,896,595.88
  5. Step 5: Solve for x
    x = 7,896,595.88/3,936.36
  6. Step 6: Final answer
    x = 2,006.07

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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.