Home / 3,091.73-4,268.53-2,382.24

Finding the Fourth Proportional to 3,091.73, 4,268.53 and 2,382.24

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Solution

The fourth proportional to 3,091.73, 4,268.53 and 2,382.24 is: 3,288.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.73 : 4,268.53 = 2,382.24 : x
  2. Step 2: Convert to fraction form
    3,091.73/4,268.53 = 2,382.24/x
  3. Step 3: Cross multiply
    3,091.73x = 4,268.53 × 2,382.24
  4. Step 4: Simplify right side
    3,091.73x = 10,168,662.91
  5. Step 5: Solve for x
    x = 10,168,662.91/3,091.73
  6. Step 6: Final answer
    x = 3,288.99

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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.