Home / 3,958.20-5,937.66-1,361.16

Finding the Fourth Proportional to 3,958.20, 5,937.66 and 1,361.16

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Solution

The fourth proportional to 3,958.20, 5,937.66 and 1,361.16 is: 2,041.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.20 : 5,937.66 = 1,361.16 : x
  2. Step 2: Convert to fraction form
    3,958.20/5,937.66 = 1,361.16/x
  3. Step 3: Cross multiply
    3,958.20x = 5,937.66 × 1,361.16
  4. Step 4: Simplify right side
    3,958.20x = 8,082,105.29
  5. Step 5: Solve for x
    x = 8,082,105.29/3,958.20
  6. Step 6: Final answer
    x = 2,041.86

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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.