Home / 3,442.91-5,183.11-3,136.73

Finding the Fourth Proportional to 3,442.91, 5,183.11 and 3,136.73

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Solution

The fourth proportional to 3,442.91, 5,183.11 and 3,136.73 is: 4,722.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.91 : 5,183.11 = 3,136.73 : x
  2. Step 2: Convert to fraction form
    3,442.91/5,183.11 = 3,136.73/x
  3. Step 3: Cross multiply
    3,442.91x = 5,183.11 × 3,136.73
  4. Step 4: Simplify right side
    3,442.91x = 16,258,021.75
  5. Step 5: Solve for x
    x = 16,258,021.75/3,442.91
  6. Step 6: Final answer
    x = 4,722.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.