Home / 3,069.96-4,231.38-2,351.88

Finding the Fourth Proportional to 3,069.96, 4,231.38 and 2,351.88

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Solution

The fourth proportional to 3,069.96, 4,231.38 and 2,351.88 is: 3,241.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.96 : 4,231.38 = 2,351.88 : x
  2. Step 2: Convert to fraction form
    3,069.96/4,231.38 = 2,351.88/x
  3. Step 3: Cross multiply
    3,069.96x = 4,231.38 × 2,351.88
  4. Step 4: Simplify right side
    3,069.96x = 9,951,697.99
  5. Step 5: Solve for x
    x = 9,951,697.99/3,069.96
  6. Step 6: Final answer
    x = 3,241.64

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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.