Home / 2,351.72-3,527.58-1,198.28

Finding the Fourth Proportional to 2,351.72, 3,527.58 and 1,198.28

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Solution

The fourth proportional to 2,351.72, 3,527.58 and 1,198.28 is: 1,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.72 : 3,527.58 = 1,198.28 : x
  2. Step 2: Convert to fraction form
    2,351.72/3,527.58 = 1,198.28/x
  3. Step 3: Cross multiply
    2,351.72x = 3,527.58 × 1,198.28
  4. Step 4: Simplify right side
    2,351.72x = 4,227,010.92
  5. Step 5: Solve for x
    x = 4,227,010.92/2,351.72
  6. Step 6: Final answer
    x = 1,797.42

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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.