Home / 11,181.41-16,764.78-6,251.57

Finding the Fourth Proportional to 11,181.41, 16,764.78 and 6,251.57

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Solution

The fourth proportional to 11,181.41, 16,764.78 and 6,251.57 is: 9,373.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.41 : 16,764.78 = 6,251.57 : x
  2. Step 2: Convert to fraction form
    11,181.41/16,764.78 = 6,251.57/x
  3. Step 3: Cross multiply
    11,181.41x = 16,764.78 × 6,251.57
  4. Step 4: Simplify right side
    11,181.41x = 104,806,195.70
  5. Step 5: Solve for x
    x = 104,806,195.70/11,181.41
  6. Step 6: Final answer
    x = 9,373.25

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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.