Home / 11,472.84-17,198.32-4,889.96

Finding the Fourth Proportional to 11,472.84, 17,198.32 and 4,889.96

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Solution

The fourth proportional to 11,472.84, 17,198.32 and 4,889.96 is: 7,330.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472.84 : 17,198.32 = 4,889.96 : x
  2. Step 2: Convert to fraction form
    11,472.84/17,198.32 = 4,889.96/x
  3. Step 3: Cross multiply
    11,472.84x = 17,198.32 × 4,889.96
  4. Step 4: Simplify right side
    11,472.84x = 84,099,096.87
  5. Step 5: Solve for x
    x = 84,099,096.87/11,472.84
  6. Step 6: Final answer
    x = 7,330.28

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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.