Home / 3,993.38-5,983.91-2,529.46

Finding the Fourth Proportional to 3,993.38, 5,983.91 and 2,529.46

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Solution

The fourth proportional to 3,993.38, 5,983.91 and 2,529.46 is: 3,790.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.38 : 5,983.91 = 2,529.46 : x
  2. Step 2: Convert to fraction form
    3,993.38/5,983.91 = 2,529.46/x
  3. Step 3: Cross multiply
    3,993.38x = 5,983.91 × 2,529.46
  4. Step 4: Simplify right side
    3,993.38x = 15,136,060.99
  5. Step 5: Solve for x
    x = 15,136,060.99/3,993.38
  6. Step 6: Final answer
    x = 3,790.29

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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.