Home / 8,080.66-12,121.14-2,237.44

Finding the Fourth Proportional to 8,080.66, 12,121.14 and 2,237.44

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Solution

The fourth proportional to 8,080.66, 12,121.14 and 2,237.44 is: 3,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.66 : 12,121.14 = 2,237.44 : x
  2. Step 2: Convert to fraction form
    8,080.66/12,121.14 = 2,237.44/x
  3. Step 3: Cross multiply
    8,080.66x = 12,121.14 × 2,237.44
  4. Step 4: Simplify right side
    8,080.66x = 27,120,323.48
  5. Step 5: Solve for x
    x = 27,120,323.48/8,080.66
  6. Step 6: Final answer
    x = 3,356.20

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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.