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Finding the Fourth Proportional to 11,796.84, 17,694.68 and 4,400.72

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Solution

The fourth proportional to 11,796.84, 17,694.68 and 4,400.72 is: 6,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,796.84 : 17,694.68 = 4,400.72 : x
  2. Step 2: Convert to fraction form
    11,796.84/17,694.68 = 4,400.72/x
  3. Step 3: Cross multiply
    11,796.84x = 17,694.68 × 4,400.72
  4. Step 4: Simplify right side
    11,796.84x = 77,869,288.05
  5. Step 5: Solve for x
    x = 77,869,288.05/11,796.84
  6. Step 6: Final answer
    x = 6,600.86

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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.