Home / 2,183.27-3,272.85-1,086.59

Finding the Fourth Proportional to 2,183.27, 3,272.85 and 1,086.59

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Solution

The fourth proportional to 2,183.27, 3,272.85 and 1,086.59 is: 1,628.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.27 : 3,272.85 = 1,086.59 : x
  2. Step 2: Convert to fraction form
    2,183.27/3,272.85 = 1,086.59/x
  3. Step 3: Cross multiply
    2,183.27x = 3,272.85 × 1,086.59
  4. Step 4: Simplify right side
    2,183.27x = 3,556,254.26
  5. Step 5: Solve for x
    x = 3,556,254.26/2,183.27
  6. Step 6: Final answer
    x = 1,628.87

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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.