Home / 3,993.20-5,986.11-2,041.10

Finding the Fourth Proportional to 3,993.20, 5,986.11 and 2,041.10

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Solution

The fourth proportional to 3,993.20, 5,986.11 and 2,041.10 is: 3,059.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993.20 : 5,986.11 = 2,041.10 : x
  2. Step 2: Convert to fraction form
    3,993.20/5,986.11 = 2,041.10/x
  3. Step 3: Cross multiply
    3,993.20x = 5,986.11 × 2,041.10
  4. Step 4: Simplify right side
    3,993.20x = 12,218,249.12
  5. Step 5: Solve for x
    x = 12,218,249.12/3,993.20
  6. Step 6: Final answer
    x = 3,059.76

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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.