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Finding the Fourth Proportional to 11,497.44, 17,241.84 and 4,099.89

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Solution

The fourth proportional to 11,497.44, 17,241.84 and 4,099.89 is: 6,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497.44 : 17,241.84 = 4,099.89 : x
  2. Step 2: Convert to fraction form
    11,497.44/17,241.84 = 4,099.89/x
  3. Step 3: Cross multiply
    11,497.44x = 17,241.84 × 4,099.89
  4. Step 4: Simplify right side
    11,497.44x = 70,689,647.40
  5. Step 5: Solve for x
    x = 70,689,647.40/11,497.44
  6. Step 6: Final answer
    x = 6,148.29

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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.