Home / 4,049.52-6,072.56-1,275.52

Finding the Fourth Proportional to 4,049.52, 6,072.56 and 1,275.52

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Solution

The fourth proportional to 4,049.52, 6,072.56 and 1,275.52 is: 1,912.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,049.52 : 6,072.56 = 1,275.52 : x
  2. Step 2: Convert to fraction form
    4,049.52/6,072.56 = 1,275.52/x
  3. Step 3: Cross multiply
    4,049.52x = 6,072.56 × 1,275.52
  4. Step 4: Simplify right side
    4,049.52x = 7,745,671.73
  5. Step 5: Solve for x
    x = 7,745,671.73/4,049.52
  6. Step 6: Final answer
    x = 1,912.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.