Home / 4,738.59-7,099.36-2,789.73

Finding the Fourth Proportional to 4,738.59, 7,099.36 and 2,789.73

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Solution

The fourth proportional to 4,738.59, 7,099.36 and 2,789.73 is: 4,179.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.59 : 7,099.36 = 2,789.73 : x
  2. Step 2: Convert to fraction form
    4,738.59/7,099.36 = 2,789.73/x
  3. Step 3: Cross multiply
    4,738.59x = 7,099.36 × 2,789.73
  4. Step 4: Simplify right side
    4,738.59x = 19,805,297.57
  5. Step 5: Solve for x
    x = 19,805,297.57/4,738.59
  6. Step 6: Final answer
    x = 4,179.58

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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.