Home / 3,992.14-5,983.05-2,757.58

Finding the Fourth Proportional to 3,992.14, 5,983.05 and 2,757.58

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Solution

The fourth proportional to 3,992.14, 5,983.05 and 2,757.58 is: 4,132.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.14 : 5,983.05 = 2,757.58 : x
  2. Step 2: Convert to fraction form
    3,992.14/5,983.05 = 2,757.58/x
  3. Step 3: Cross multiply
    3,992.14x = 5,983.05 × 2,757.58
  4. Step 4: Simplify right side
    3,992.14x = 16,498,739.02
  5. Step 5: Solve for x
    x = 16,498,739.02/3,992.14
  6. Step 6: Final answer
    x = 4,132.81

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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.