Home / 3,163.38-4,745.06-1,083.39

Finding the Fourth Proportional to 3,163.38, 4,745.06 and 1,083.39

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Solution

The fourth proportional to 3,163.38, 4,745.06 and 1,083.39 is: 1,625.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.38 : 4,745.06 = 1,083.39 : x
  2. Step 2: Convert to fraction form
    3,163.38/4,745.06 = 1,083.39/x
  3. Step 3: Cross multiply
    3,163.38x = 4,745.06 × 1,083.39
  4. Step 4: Simplify right side
    3,163.38x = 5,140,745.14
  5. Step 5: Solve for x
    x = 5,140,745.14/3,163.38
  6. Step 6: Final answer
    x = 1,625.08

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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.