Home / 4,125.52-5,694.28-2,801.44

Finding the Fourth Proportional to 4,125.52, 5,694.28 and 2,801.44

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Solution

The fourth proportional to 4,125.52, 5,694.28 and 2,801.44 is: 3,866.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.52 : 5,694.28 = 2,801.44 : x
  2. Step 2: Convert to fraction form
    4,125.52/5,694.28 = 2,801.44/x
  3. Step 3: Cross multiply
    4,125.52x = 5,694.28 × 2,801.44
  4. Step 4: Simplify right side
    4,125.52x = 15,952,183.76
  5. Step 5: Solve for x
    x = 15,952,183.76/4,125.52
  6. Step 6: Final answer
    x = 3,866.71

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1.5x scale

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.