Home / 2,844.29-4,265.49-1,200.80

Finding the Fourth Proportional to 2,844.29, 4,265.49 and 1,200.80

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Solution

The fourth proportional to 2,844.29, 4,265.49 and 1,200.80 is: 1,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.29 : 4,265.49 = 1,200.80 : x
  2. Step 2: Convert to fraction form
    2,844.29/4,265.49 = 1,200.80/x
  3. Step 3: Cross multiply
    2,844.29x = 4,265.49 × 1,200.80
  4. Step 4: Simplify right side
    2,844.29x = 5,122,000.39
  5. Step 5: Solve for x
    x = 5,122,000.39/2,844.29
  6. Step 6: Final answer
    x = 1,800.80

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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.