Home / 7,949.66-11,924.18-3,268.36

Finding the Fourth Proportional to 7,949.66, 11,924.18 and 3,268.36

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Solution

The fourth proportional to 7,949.66, 11,924.18 and 3,268.36 is: 4,902.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.66 : 11,924.18 = 3,268.36 : x
  2. Step 2: Convert to fraction form
    7,949.66/11,924.18 = 3,268.36/x
  3. Step 3: Cross multiply
    7,949.66x = 11,924.18 × 3,268.36
  4. Step 4: Simplify right side
    7,949.66x = 38,972,523.76
  5. Step 5: Solve for x
    x = 38,972,523.76/7,949.66
  6. Step 6: Final answer
    x = 4,902.42

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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.