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Finding the Fourth Proportional to 11,395.90, 17,094 and 4,000.42

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Solution

The fourth proportional to 11,395.90, 17,094 and 4,000.42 is: 6,000.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,395.90 : 17,094 = 4,000.42 : x
  2. Step 2: Convert to fraction form
    11,395.90/17,094 = 4,000.42/x
  3. Step 3: Cross multiply
    11,395.90x = 17,094 × 4,000.42
  4. Step 4: Simplify right side
    11,395.90x = 68,383,094.01
  5. Step 5: Solve for x
    x = 68,383,094.01/11,395.90
  6. Step 6: Final answer
    x = 6,000.68

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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.