Home / 5,388.94-8,086.58-2,268.75

Finding the Fourth Proportional to 5,388.94, 8,086.58 and 2,268.75

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Solution

The fourth proportional to 5,388.94, 8,086.58 and 2,268.75 is: 3,404.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.94 : 8,086.58 = 2,268.75 : x
  2. Step 2: Convert to fraction form
    5,388.94/8,086.58 = 2,268.75/x
  3. Step 3: Cross multiply
    5,388.94x = 8,086.58 × 2,268.75
  4. Step 4: Simplify right side
    5,388.94x = 18,346,428.38
  5. Step 5: Solve for x
    x = 18,346,428.38/5,388.94
  6. Step 6: Final answer
    x = 3,404.46

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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.