Home / 11,144.82-16,718.10-3,749.22

Finding the Fourth Proportional to 11,144.82, 16,718.10 and 3,749.22

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Solution

The fourth proportional to 11,144.82, 16,718.10 and 3,749.22 is: 5,624.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144.82 : 16,718.10 = 3,749.22 : x
  2. Step 2: Convert to fraction form
    11,144.82/16,718.10 = 3,749.22/x
  3. Step 3: Cross multiply
    11,144.82x = 16,718.10 × 3,749.22
  4. Step 4: Simplify right side
    11,144.82x = 62,679,834.88
  5. Step 5: Solve for x
    x = 62,679,834.88/11,144.82
  6. Step 6: Final answer
    x = 5,624.12

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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.