Home / 2,934.36-4,049.32-1,608.05

Finding the Fourth Proportional to 2,934.36, 4,049.32 and 1,608.05

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Solution

The fourth proportional to 2,934.36, 4,049.32 and 1,608.05 is: 2,219.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.36 : 4,049.32 = 1,608.05 : x
  2. Step 2: Convert to fraction form
    2,934.36/4,049.32 = 1,608.05/x
  3. Step 3: Cross multiply
    2,934.36x = 4,049.32 × 1,608.05
  4. Step 4: Simplify right side
    2,934.36x = 6,511,509.03
  5. Step 5: Solve for x
    x = 6,511,509.03/2,934.36
  6. Step 6: Final answer
    x = 2,219.06

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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.