Home / 2,268.27-3,403.86-1,228.99

Finding the Fourth Proportional to 2,268.27, 3,403.86 and 1,228.99

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Solution

The fourth proportional to 2,268.27, 3,403.86 and 1,228.99 is: 1,844.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.27 : 3,403.86 = 1,228.99 : x
  2. Step 2: Convert to fraction form
    2,268.27/3,403.86 = 1,228.99/x
  3. Step 3: Cross multiply
    2,268.27x = 3,403.86 × 1,228.99
  4. Step 4: Simplify right side
    2,268.27x = 4,183,309.90
  5. Step 5: Solve for x
    x = 4,183,309.90/2,268.27
  6. Step 6: Final answer
    x = 1,844.27

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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.