Home / 4,974.21-7,456.46-2,201.58

Finding the Fourth Proportional to 4,974.21, 7,456.46 and 2,201.58

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Solution

The fourth proportional to 4,974.21, 7,456.46 and 2,201.58 is: 3,300.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.21 : 7,456.46 = 2,201.58 : x
  2. Step 2: Convert to fraction form
    4,974.21/7,456.46 = 2,201.58/x
  3. Step 3: Cross multiply
    4,974.21x = 7,456.46 × 2,201.58
  4. Step 4: Simplify right side
    4,974.21x = 16,415,982.20
  5. Step 5: Solve for x
    x = 16,415,982.20/4,974.21
  6. Step 6: Final answer
    x = 3,300.22

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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.