Home / 3,088.24-4,268.44-2,731.64

Finding the Fourth Proportional to 3,088.24, 4,268.44 and 2,731.64

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Solution

The fourth proportional to 3,088.24, 4,268.44 and 2,731.64 is: 3,775.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.24 : 4,268.44 = 2,731.64 : x
  2. Step 2: Convert to fraction form
    3,088.24/4,268.44 = 2,731.64/x
  3. Step 3: Cross multiply
    3,088.24x = 4,268.44 × 2,731.64
  4. Step 4: Simplify right side
    3,088.24x = 11,659,823.94
  5. Step 5: Solve for x
    x = 11,659,823.94/3,088.24
  6. Step 6: Final answer
    x = 3,775.56

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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.