Home / 6,190.36-9,286.35-3,268.78

Finding the Fourth Proportional to 6,190.36, 9,286.35 and 3,268.78

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Solution

The fourth proportional to 6,190.36, 9,286.35 and 3,268.78 is: 4,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.36 : 9,286.35 = 3,268.78 : x
  2. Step 2: Convert to fraction form
    6,190.36/9,286.35 = 3,268.78/x
  3. Step 3: Cross multiply
    6,190.36x = 9,286.35 × 3,268.78
  4. Step 4: Simplify right side
    6,190.36x = 30,355,035.15
  5. Step 5: Solve for x
    x = 30,355,035.15/6,190.36
  6. Step 6: Final answer
    x = 4,903.60

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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.