Home / 3,387.44-4,672.04-2,208.88

Finding the Fourth Proportional to 3,387.44, 4,672.04 and 2,208.88

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Solution

The fourth proportional to 3,387.44, 4,672.04 and 2,208.88 is: 3,046.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.44 : 4,672.04 = 2,208.88 : x
  2. Step 2: Convert to fraction form
    3,387.44/4,672.04 = 2,208.88/x
  3. Step 3: Cross multiply
    3,387.44x = 4,672.04 × 2,208.88
  4. Step 4: Simplify right side
    3,387.44x = 10,319,975.72
  5. Step 5: Solve for x
    x = 10,319,975.72/3,387.44
  6. Step 6: Final answer
    x = 3,046.54

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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.