Home / 2,934.38-4,049.19-1,608.03

Finding the Fourth Proportional to 2,934.38, 4,049.19 and 1,608.03

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Solution

The fourth proportional to 2,934.38, 4,049.19 and 1,608.03 is: 2,218.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.38 : 4,049.19 = 1,608.03 : x
  2. Step 2: Convert to fraction form
    2,934.38/4,049.19 = 1,608.03/x
  3. Step 3: Cross multiply
    2,934.38x = 4,049.19 × 1,608.03
  4. Step 4: Simplify right side
    2,934.38x = 6,511,219.00
  5. Step 5: Solve for x
    x = 6,511,219.00/2,934.38
  6. Step 6: Final answer
    x = 2,218.95

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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.