Home / 4,485.10-6,183.66-3,286.30

Finding the Fourth Proportional to 4,485.10, 6,183.66 and 3,286.30

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Solution

The fourth proportional to 4,485.10, 6,183.66 and 3,286.30 is: 4,530.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.10 : 6,183.66 = 3,286.30 : x
  2. Step 2: Convert to fraction form
    4,485.10/6,183.66 = 3,286.30/x
  3. Step 3: Cross multiply
    4,485.10x = 6,183.66 × 3,286.30
  4. Step 4: Simplify right side
    4,485.10x = 20,321,361.86
  5. Step 5: Solve for x
    x = 20,321,361.86/4,485.10
  6. Step 6: Final answer
    x = 4,530.86

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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.