Home / 11,247.70-16,868.67-3,348.43

Finding the Fourth Proportional to 11,247.70, 16,868.67 and 3,348.43

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Solution

The fourth proportional to 11,247.70, 16,868.67 and 3,348.43 is: 5,021.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.70 : 16,868.67 = 3,348.43 : x
  2. Step 2: Convert to fraction form
    11,247.70/16,868.67 = 3,348.43/x
  3. Step 3: Cross multiply
    11,247.70x = 16,868.67 × 3,348.43
  4. Step 4: Simplify right side
    11,247.70x = 56,483,560.69
  5. Step 5: Solve for x
    x = 56,483,560.69/11,247.70
  6. Step 6: Final answer
    x = 5,021.79

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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.