Home / 3,992.13-5,991.84-1,801.49

Finding the Fourth Proportional to 3,992.13, 5,991.84 and 1,801.49

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Solution

The fourth proportional to 3,992.13, 5,991.84 and 1,801.49 is: 2,703.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.13 : 5,991.84 = 1,801.49 : x
  2. Step 2: Convert to fraction form
    3,992.13/5,991.84 = 1,801.49/x
  3. Step 3: Cross multiply
    3,992.13x = 5,991.84 × 1,801.49
  4. Step 4: Simplify right side
    3,992.13x = 10,794,209.88
  5. Step 5: Solve for x
    x = 10,794,209.88/3,992.13
  6. Step 6: Final answer
    x = 2,703.87

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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.