Home / 10,872.44-16,308.67-2,664.44

Finding the Fourth Proportional to 10,872.44, 16,308.67 and 2,664.44

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Solution

The fourth proportional to 10,872.44, 16,308.67 and 2,664.44 is: 3,996.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872.44 : 16,308.67 = 2,664.44 : x
  2. Step 2: Convert to fraction form
    10,872.44/16,308.67 = 2,664.44/x
  3. Step 3: Cross multiply
    10,872.44x = 16,308.67 × 2,664.44
  4. Step 4: Simplify right side
    10,872.44x = 43,453,472.69
  5. Step 5: Solve for x
    x = 43,453,472.69/10,872.44
  6. Step 6: Final answer
    x = 3,996.66

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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.