Home / 2,084.28-2,876.13-1,199.94

Finding the Fourth Proportional to 2,084.28, 2,876.13 and 1,199.94

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Solution

The fourth proportional to 2,084.28, 2,876.13 and 1,199.94 is: 1,655.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.28 : 2,876.13 = 1,199.94 : x
  2. Step 2: Convert to fraction form
    2,084.28/2,876.13 = 1,199.94/x
  3. Step 3: Cross multiply
    2,084.28x = 2,876.13 × 1,199.94
  4. Step 4: Simplify right side
    2,084.28x = 3,451,183.43
  5. Step 5: Solve for x
    x = 3,451,183.43/2,084.28
  6. Step 6: Final answer
    x = 1,655.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.