Home / 11,217.89-15,480.62-6,182

Finding the Fourth Proportional to 11,217.89, 15,480.62 and 6,182

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Solution

The fourth proportional to 11,217.89, 15,480.62 and 6,182 is: 8,531.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.89 : 15,480.62 = 6,182 : x
  2. Step 2: Convert to fraction form
    11,217.89/15,480.62 = 6,182/x
  3. Step 3: Cross multiply
    11,217.89x = 15,480.62 × 6,182
  4. Step 4: Simplify right side
    11,217.89x = 95,701,192.84
  5. Step 5: Solve for x
    x = 95,701,192.84/11,217.89
  6. Step 6: Final answer
    x = 8,531.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.