Home / 2,183.52-3,275.12-1,087.58

Finding the Fourth Proportional to 2,183.52, 3,275.12 and 1,087.58

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Solution

The fourth proportional to 2,183.52, 3,275.12 and 1,087.58 is: 1,631.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.52 : 3,275.12 = 1,087.58 : x
  2. Step 2: Convert to fraction form
    2,183.52/3,275.12 = 1,087.58/x
  3. Step 3: Cross multiply
    2,183.52x = 3,275.12 × 1,087.58
  4. Step 4: Simplify right side
    2,183.52x = 3,561,955.01
  5. Step 5: Solve for x
    x = 3,561,955.01/2,183.52
  6. Step 6: Final answer
    x = 1,631.29

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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.