Home / 2,836.44-4,250.76-2,142.54

Finding the Fourth Proportional to 2,836.44, 4,250.76 and 2,142.54

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Solution

The fourth proportional to 2,836.44, 4,250.76 and 2,142.54 is: 3,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836.44 : 4,250.76 = 2,142.54 : x
  2. Step 2: Convert to fraction form
    2,836.44/4,250.76 = 2,142.54/x
  3. Step 3: Cross multiply
    2,836.44x = 4,250.76 × 2,142.54
  4. Step 4: Simplify right side
    2,836.44x = 9,107,423.33
  5. Step 5: Solve for x
    x = 9,107,423.33/2,836.44
  6. Step 6: Final answer
    x = 3,210.86

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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.