Home / 8,056.80-12,083.81-2,212.04

Finding the Fourth Proportional to 8,056.80, 12,083.81 and 2,212.04

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Solution

The fourth proportional to 8,056.80, 12,083.81 and 2,212.04 is: 3,317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.80 : 12,083.81 = 2,212.04 : x
  2. Step 2: Convert to fraction form
    8,056.80/12,083.81 = 2,212.04/x
  3. Step 3: Cross multiply
    8,056.80x = 12,083.81 × 2,212.04
  4. Step 4: Simplify right side
    8,056.80x = 26,729,890.22
  5. Step 5: Solve for x
    x = 26,729,890.22/8,056.80
  6. Step 6: Final answer
    x = 3,317.68

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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.