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Finding the Fourth Proportional to 7,794.39, 11,694.99 and 4,095.75

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Solution

The fourth proportional to 7,794.39, 11,694.99 and 4,095.75 is: 6,145.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794.39 : 11,694.99 = 4,095.75 : x
  2. Step 2: Convert to fraction form
    7,794.39/11,694.99 = 4,095.75/x
  3. Step 3: Cross multiply
    7,794.39x = 11,694.99 × 4,095.75
  4. Step 4: Simplify right side
    7,794.39x = 47,899,755.29
  5. Step 5: Solve for x
    x = 47,899,755.29/7,794.39
  6. Step 6: Final answer
    x = 6,145.41

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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.