Home / 4,219.29-5,819.31-2,727.54

Finding the Fourth Proportional to 4,219.29, 5,819.31 and 2,727.54

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Solution

The fourth proportional to 4,219.29, 5,819.31 and 2,727.54 is: 3,761.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.29 : 5,819.31 = 2,727.54 : x
  2. Step 2: Convert to fraction form
    4,219.29/5,819.31 = 2,727.54/x
  3. Step 3: Cross multiply
    4,219.29x = 5,819.31 × 2,727.54
  4. Step 4: Simplify right side
    4,219.29x = 15,872,400.80
  5. Step 5: Solve for x
    x = 15,872,400.80/4,219.29
  6. Step 6: Final answer
    x = 3,761.87

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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.