Home / 4,408.78-6,616.38-3,553.42

Finding the Fourth Proportional to 4,408.78, 6,616.38 and 3,553.42

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Solution

The fourth proportional to 4,408.78, 6,616.38 and 3,553.42 is: 5,332.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408.78 : 6,616.38 = 3,553.42 : x
  2. Step 2: Convert to fraction form
    4,408.78/6,616.38 = 3,553.42/x
  3. Step 3: Cross multiply
    4,408.78x = 6,616.38 × 3,553.42
  4. Step 4: Simplify right side
    4,408.78x = 23,510,777.02
  5. Step 5: Solve for x
    x = 23,510,777.02/4,408.78
  6. Step 6: Final answer
    x = 5,332.72

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1.5x scale

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.