Home / 2,183.90-3,275.49-1,013.86

Finding the Fourth Proportional to 2,183.90, 3,275.49 and 1,013.86

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Solution

The fourth proportional to 2,183.90, 3,275.49 and 1,013.86 is: 1,520.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.90 : 3,275.49 = 1,013.86 : x
  2. Step 2: Convert to fraction form
    2,183.90/3,275.49 = 1,013.86/x
  3. Step 3: Cross multiply
    2,183.90x = 3,275.49 × 1,013.86
  4. Step 4: Simplify right side
    2,183.90x = 3,320,871.91
  5. Step 5: Solve for x
    x = 3,320,871.91/2,183.90
  6. Step 6: Final answer
    x = 1,520.62

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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.