Home / 3,028.94-4,183.11-2,087.18

Finding the Fourth Proportional to 3,028.94, 4,183.11 and 2,087.18

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Solution

The fourth proportional to 3,028.94, 4,183.11 and 2,087.18 is: 2,882.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.94 : 4,183.11 = 2,087.18 : x
  2. Step 2: Convert to fraction form
    3,028.94/4,183.11 = 2,087.18/x
  3. Step 3: Cross multiply
    3,028.94x = 4,183.11 × 2,087.18
  4. Step 4: Simplify right side
    3,028.94x = 8,730,882.61
  5. Step 5: Solve for x
    x = 8,730,882.61/3,028.94
  6. Step 6: Final answer
    x = 2,882.49

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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.