Home / 3,972.37-5,959.52-1,198.88

Finding the Fourth Proportional to 3,972.37, 5,959.52 and 1,198.88

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Solution

The fourth proportional to 3,972.37, 5,959.52 and 1,198.88 is: 1,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.37 : 5,959.52 = 1,198.88 : x
  2. Step 2: Convert to fraction form
    3,972.37/5,959.52 = 1,198.88/x
  3. Step 3: Cross multiply
    3,972.37x = 5,959.52 × 1,198.88
  4. Step 4: Simplify right side
    3,972.37x = 7,144,722.79
  5. Step 5: Solve for x
    x = 7,144,722.79/3,972.37
  6. Step 6: Final answer
    x = 1,798.60

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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.