Home / 4,848.78-6,691.60-2,725

Finding the Fourth Proportional to 4,848.78, 6,691.60 and 2,725

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Solution

The fourth proportional to 4,848.78, 6,691.60 and 2,725 is: 3,760.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.78 : 6,691.60 = 2,725 : x
  2. Step 2: Convert to fraction form
    4,848.78/6,691.60 = 2,725/x
  3. Step 3: Cross multiply
    4,848.78x = 6,691.60 × 2,725
  4. Step 4: Simplify right side
    4,848.78x = 18,234,610
  5. Step 5: Solve for x
    x = 18,234,610/4,848.78
  6. Step 6: Final answer
    x = 3,760.66

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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.