Home / 4,848.78-6,691.31-2,724.32

Finding the Fourth Proportional to 4,848.78, 6,691.31 and 2,724.32

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Solution

The fourth proportional to 4,848.78, 6,691.31 and 2,724.32 is: 3,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.78 : 6,691.31 = 2,724.32 : x
  2. Step 2: Convert to fraction form
    4,848.78/6,691.31 = 2,724.32/x
  3. Step 3: Cross multiply
    4,848.78x = 6,691.31 × 2,724.32
  4. Step 4: Simplify right side
    4,848.78x = 18,229,232.80
  5. Step 5: Solve for x
    x = 18,229,232.80/4,848.78
  6. Step 6: Final answer
    x = 3,759.55

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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.