Home / 7,944.75-11,919.04-2,397.75

Finding the Fourth Proportional to 7,944.75, 11,919.04 and 2,397.75

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Solution

The fourth proportional to 7,944.75, 11,919.04 and 2,397.75 is: 3,597.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.75 : 11,919.04 = 2,397.75 : x
  2. Step 2: Convert to fraction form
    7,944.75/11,919.04 = 2,397.75/x
  3. Step 3: Cross multiply
    7,944.75x = 11,919.04 × 2,397.75
  4. Step 4: Simplify right side
    7,944.75x = 28,578,891.14
  5. Step 5: Solve for x
    x = 28,578,891.14/7,944.75
  6. Step 6: Final answer
    x = 3,597.21

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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.