Home / 2,183.52-3,268.80-1,749.36

Finding the Fourth Proportional to 2,183.52, 3,268.80 and 1,749.36

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Solution

The fourth proportional to 2,183.52, 3,268.80 and 1,749.36 is: 2,618.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.52 : 3,268.80 = 1,749.36 : x
  2. Step 2: Convert to fraction form
    2,183.52/3,268.80 = 1,749.36/x
  3. Step 3: Cross multiply
    2,183.52x = 3,268.80 × 1,749.36
  4. Step 4: Simplify right side
    2,183.52x = 5,718,307.97
  5. Step 5: Solve for x
    x = 5,718,307.97/2,183.52
  6. Step 6: Final answer
    x = 2,618.85

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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.