Home / 3,221.75-4,442.57-2,024.37

Finding the Fourth Proportional to 3,221.75, 4,442.57 and 2,024.37

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Solution

The fourth proportional to 3,221.75, 4,442.57 and 2,024.37 is: 2,791.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.75 : 4,442.57 = 2,024.37 : x
  2. Step 2: Convert to fraction form
    3,221.75/4,442.57 = 2,024.37/x
  3. Step 3: Cross multiply
    3,221.75x = 4,442.57 × 2,024.37
  4. Step 4: Simplify right side
    3,221.75x = 8,993,395.31
  5. Step 5: Solve for x
    x = 8,993,395.31/3,221.75
  6. Step 6: Final answer
    x = 2,791.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.