Home / 3,553.17-4,906.47-2,229.15

Finding the Fourth Proportional to 3,553.17, 4,906.47 and 2,229.15

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Solution

The fourth proportional to 3,553.17, 4,906.47 and 2,229.15 is: 3,078.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.17 : 4,906.47 = 2,229.15 : x
  2. Step 2: Convert to fraction form
    3,553.17/4,906.47 = 2,229.15/x
  3. Step 3: Cross multiply
    3,553.17x = 4,906.47 × 2,229.15
  4. Step 4: Simplify right side
    3,553.17x = 10,937,257.60
  5. Step 5: Solve for x
    x = 10,937,257.60/3,553.17
  6. Step 6: Final answer
    x = 3,078.17

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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.