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Finding the Fourth Proportional to 11,794.94, 17,691.95 and 4,399.38

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Solution

The fourth proportional to 11,794.94, 17,691.95 and 4,399.38 is: 6,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,794.94 : 17,691.95 = 4,399.38 : x
  2. Step 2: Convert to fraction form
    11,794.94/17,691.95 = 4,399.38/x
  3. Step 3: Cross multiply
    11,794.94x = 17,691.95 × 4,399.38
  4. Step 4: Simplify right side
    11,794.94x = 77,833,588.99
  5. Step 5: Solve for x
    x = 77,833,588.99/11,794.94
  6. Step 6: Final answer
    x = 6,598.90

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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.