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Finding the Fourth Proportional to 11,794.88, 17,691.74 and 4,398.77

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Solution

The fourth proportional to 11,794.88, 17,691.74 and 4,398.77 is: 6,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,794.88 : 17,691.74 = 4,398.77 : x
  2. Step 2: Convert to fraction form
    11,794.88/17,691.74 = 4,398.77/x
  3. Step 3: Cross multiply
    11,794.88x = 17,691.74 × 4,398.77
  4. Step 4: Simplify right side
    11,794.88x = 77,821,817.70
  5. Step 5: Solve for x
    x = 77,821,817.70/11,794.88
  6. Step 6: Final answer
    x = 6,597.93

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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.