Home / 3,028.92-4,181.49-2,039.42

Finding the Fourth Proportional to 3,028.92, 4,181.49 and 2,039.42

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Solution

The fourth proportional to 3,028.92, 4,181.49 and 2,039.42 is: 2,815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.92 : 4,181.49 = 2,039.42 : x
  2. Step 2: Convert to fraction form
    3,028.92/4,181.49 = 2,039.42/x
  3. Step 3: Cross multiply
    3,028.92x = 4,181.49 × 2,039.42
  4. Step 4: Simplify right side
    3,028.92x = 8,527,793.43
  5. Step 5: Solve for x
    x = 8,527,793.43/3,028.92
  6. Step 6: Final answer
    x = 2,815.46

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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.