Home / 2,934.38-4,049.56-1,608.13

Finding the Fourth Proportional to 2,934.38, 4,049.56 and 1,608.13

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Solution

The fourth proportional to 2,934.38, 4,049.56 and 1,608.13 is: 2,219.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.38 : 4,049.56 = 1,608.13 : x
  2. Step 2: Convert to fraction form
    2,934.38/4,049.56 = 1,608.13/x
  3. Step 3: Cross multiply
    2,934.38x = 4,049.56 × 1,608.13
  4. Step 4: Simplify right side
    2,934.38x = 6,512,207.82
  5. Step 5: Solve for x
    x = 6,512,207.82/2,934.38
  6. Step 6: Final answer
    x = 2,219.28

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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.