Home / 11,149.82-16,730.21-4,486.04

Finding the Fourth Proportional to 11,149.82, 16,730.21 and 4,486.04

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Solution

The fourth proportional to 11,149.82, 16,730.21 and 4,486.04 is: 6,731.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,149.82 : 16,730.21 = 4,486.04 : x
  2. Step 2: Convert to fraction form
    11,149.82/16,730.21 = 4,486.04/x
  3. Step 3: Cross multiply
    11,149.82x = 16,730.21 × 4,486.04
  4. Step 4: Simplify right side
    11,149.82x = 75,052,318.83
  5. Step 5: Solve for x
    x = 75,052,318.83/11,149.82
  6. Step 6: Final answer
    x = 6,731.26

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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.