Home / 3,553.35-4,906.73-2,229.35

Finding the Fourth Proportional to 3,553.35, 4,906.73 and 2,229.35

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Solution

The fourth proportional to 3,553.35, 4,906.73 and 2,229.35 is: 3,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.35 : 4,906.73 = 2,229.35 : x
  2. Step 2: Convert to fraction form
    3,553.35/4,906.73 = 2,229.35/x
  3. Step 3: Cross multiply
    3,553.35x = 4,906.73 × 2,229.35
  4. Step 4: Simplify right side
    3,553.35x = 10,938,782.85
  5. Step 5: Solve for x
    x = 10,938,782.85/3,553.35
  6. Step 6: Final answer
    x = 3,078.44

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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.