Home / 3,183.96-4,392.18-2,396.64

Finding the Fourth Proportional to 3,183.96, 4,392.18 and 2,396.64

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Solution

The fourth proportional to 3,183.96, 4,392.18 and 2,396.64 is: 3,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.96 : 4,392.18 = 2,396.64 : x
  2. Step 2: Convert to fraction form
    3,183.96/4,392.18 = 2,396.64/x
  3. Step 3: Cross multiply
    3,183.96x = 4,392.18 × 2,396.64
  4. Step 4: Simplify right side
    3,183.96x = 10,526,474.28
  5. Step 5: Solve for x
    x = 10,526,474.28/3,183.96
  6. Step 6: Final answer
    x = 3,306.10

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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.