Home / 3,219.55-4,829.27-1,028.26

Finding the Fourth Proportional to 3,219.55, 4,829.27 and 1,028.26

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Solution

The fourth proportional to 3,219.55, 4,829.27 and 1,028.26 is: 1,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219.55 : 4,829.27 = 1,028.26 : x
  2. Step 2: Convert to fraction form
    3,219.55/4,829.27 = 1,028.26/x
  3. Step 3: Cross multiply
    3,219.55x = 4,829.27 × 1,028.26
  4. Step 4: Simplify right side
    3,219.55x = 4,965,745.17
  5. Step 5: Solve for x
    x = 4,965,745.17/3,219.55
  6. Step 6: Final answer
    x = 1,542.37

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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.