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Finding the Fourth Proportional to 11,794.68, 17,690.76 and 7,399.08

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Solution

The fourth proportional to 11,794.68, 17,690.76 and 7,399.08 is: 11,097.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,794.68 : 17,690.76 = 7,399.08 : x
  2. Step 2: Convert to fraction form
    11,794.68/17,690.76 = 7,399.08/x
  3. Step 3: Cross multiply
    11,794.68x = 17,690.76 × 7,399.08
  4. Step 4: Simplify right side
    11,794.68x = 130,895,348.50
  5. Step 5: Solve for x
    x = 130,895,348.50/11,794.68
  6. Step 6: Final answer
    x = 11,097.83

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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.