Home / 11,194.72-16,790.22-4,172.87

Finding the Fourth Proportional to 11,194.72, 16,790.22 and 4,172.87

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Solution

The fourth proportional to 11,194.72, 16,790.22 and 4,172.87 is: 6,258.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,194.72 : 16,790.22 = 4,172.87 : x
  2. Step 2: Convert to fraction form
    11,194.72/16,790.22 = 4,172.87/x
  3. Step 3: Cross multiply
    11,194.72x = 16,790.22 × 4,172.87
  4. Step 4: Simplify right side
    11,194.72x = 70,063,416.99
  5. Step 5: Solve for x
    x = 70,063,416.99/11,194.72
  6. Step 6: Final answer
    x = 6,258.61

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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.