Home / 3,972.00-5,958.56-1,198.36

Finding the Fourth Proportional to 3,972.00, 5,958.56 and 1,198.36

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Solution

The fourth proportional to 3,972.00, 5,958.56 and 1,198.36 is: 1,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.00 : 5,958.56 = 1,198.36 : x
  2. Step 2: Convert to fraction form
    3,972.00/5,958.56 = 1,198.36/x
  3. Step 3: Cross multiply
    3,972.00x = 5,958.56 × 1,198.36
  4. Step 4: Simplify right side
    3,972.00x = 7,140,510.41
  5. Step 5: Solve for x
    x = 7,140,510.41/3,972.00
  6. Step 6: Final answer
    x = 1,797.71

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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.