Home / 2,163.33-3,242.88-1,175.25

Finding the Fourth Proportional to 2,163.33, 3,242.88 and 1,175.25

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Solution

The fourth proportional to 2,163.33, 3,242.88 and 1,175.25 is: 1,761.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163.33 : 3,242.88 = 1,175.25 : x
  2. Step 2: Convert to fraction form
    2,163.33/3,242.88 = 1,175.25/x
  3. Step 3: Cross multiply
    2,163.33x = 3,242.88 × 1,175.25
  4. Step 4: Simplify right side
    2,163.33x = 3,811,194.72
  5. Step 5: Solve for x
    x = 3,811,194.72/2,163.33
  6. Step 6: Final answer
    x = 1,761.73

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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.