Home / 2,934.31-4,049.36-1,608.04

Finding the Fourth Proportional to 2,934.31, 4,049.36 and 1,608.04

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Solution

The fourth proportional to 2,934.31, 4,049.36 and 1,608.04 is: 2,219.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.31 : 4,049.36 = 1,608.04 : x
  2. Step 2: Convert to fraction form
    2,934.31/4,049.36 = 1,608.04/x
  3. Step 3: Cross multiply
    2,934.31x = 4,049.36 × 1,608.04
  4. Step 4: Simplify right side
    2,934.31x = 6,511,532.85
  5. Step 5: Solve for x
    x = 6,511,532.85/2,934.31
  6. Step 6: Final answer
    x = 2,219.10

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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.