Home / 11,816.78-17,714.66-4,801.97

Finding the Fourth Proportional to 11,816.78, 17,714.66 and 4,801.97

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Solution

The fourth proportional to 11,816.78, 17,714.66 and 4,801.97 is: 7,198.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816.78 : 17,714.66 = 4,801.97 : x
  2. Step 2: Convert to fraction form
    11,816.78/17,714.66 = 4,801.97/x
  3. Step 3: Cross multiply
    11,816.78x = 17,714.66 × 4,801.97
  4. Step 4: Simplify right side
    11,816.78x = 85,065,153.30
  5. Step 5: Solve for x
    x = 85,065,153.30/11,816.78
  6. Step 6: Final answer
    x = 7,198.68

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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.