Home / 4,251.25-5,872.30-2,922.65

Finding the Fourth Proportional to 4,251.25, 5,872.30 and 2,922.65

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Solution

The fourth proportional to 4,251.25, 5,872.30 and 2,922.65 is: 4,037.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.25 : 5,872.30 = 2,922.65 : x
  2. Step 2: Convert to fraction form
    4,251.25/5,872.30 = 2,922.65/x
  3. Step 3: Cross multiply
    4,251.25x = 5,872.30 × 2,922.65
  4. Step 4: Simplify right side
    4,251.25x = 17,162,640.93
  5. Step 5: Solve for x
    x = 17,162,640.93/4,251.25
  6. Step 6: Final answer
    x = 4,037.08

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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.