Home / 11,102.73-16,647.21-3,705.27

Finding the Fourth Proportional to 11,102.73, 16,647.21 and 3,705.27

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Solution

The fourth proportional to 11,102.73, 16,647.21 and 3,705.27 is: 5,555.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.73 : 16,647.21 = 3,705.27 : x
  2. Step 2: Convert to fraction form
    11,102.73/16,647.21 = 3,705.27/x
  3. Step 3: Cross multiply
    11,102.73x = 16,647.21 × 3,705.27
  4. Step 4: Simplify right side
    11,102.73x = 61,682,407.80
  5. Step 5: Solve for x
    x = 61,682,407.80/11,102.73
  6. Step 6: Final answer
    x = 5,555.61

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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.