Home / 2,183.40-3,275.08-950.64

Finding the Fourth Proportional to 2,183.40, 3,275.08 and 950.64

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Solution

The fourth proportional to 2,183.40, 3,275.08 and 950.64 is: 1,425.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.40 : 3,275.08 = 950.64 : x
  2. Step 2: Convert to fraction form
    2,183.40/3,275.08 = 950.64/x
  3. Step 3: Cross multiply
    2,183.40x = 3,275.08 × 950.64
  4. Step 4: Simplify right side
    2,183.40x = 3,113,422.05
  5. Step 5: Solve for x
    x = 3,113,422.05/2,183.40
  6. Step 6: Final answer
    x = 1,425.95

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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.