Home / 2,258.46-3,388.65-1,163.58

Finding the Fourth Proportional to 2,258.46, 3,388.65 and 1,163.58

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Solution

The fourth proportional to 2,258.46, 3,388.65 and 1,163.58 is: 1,745.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.46 : 3,388.65 = 1,163.58 : x
  2. Step 2: Convert to fraction form
    2,258.46/3,388.65 = 1,163.58/x
  3. Step 3: Cross multiply
    2,258.46x = 3,388.65 × 1,163.58
  4. Step 4: Simplify right side
    2,258.46x = 3,942,965.37
  5. Step 5: Solve for x
    x = 3,942,965.37/2,258.46
  6. Step 6: Final answer
    x = 1,745.86

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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.