Home / 2,182.20-3,274.50-1,027.92

Finding the Fourth Proportional to 2,182.20, 3,274.50 and 1,027.92

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Solution

The fourth proportional to 2,182.20, 3,274.50 and 1,027.92 is: 1,542.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.20 : 3,274.50 = 1,027.92 : x
  2. Step 2: Convert to fraction form
    2,182.20/3,274.50 = 1,027.92/x
  3. Step 3: Cross multiply
    2,182.20x = 3,274.50 × 1,027.92
  4. Step 4: Simplify right side
    2,182.20x = 3,365,924.04
  5. Step 5: Solve for x
    x = 3,365,924.04/2,182.20
  6. Step 6: Final answer
    x = 1,542.45

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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.