Home / 8,066.25-12,093.40-3,387.64

Finding the Fourth Proportional to 8,066.25, 12,093.40 and 3,387.64

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Solution

The fourth proportional to 8,066.25, 12,093.40 and 3,387.64 is: 5,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.25 : 12,093.40 = 3,387.64 : x
  2. Step 2: Convert to fraction form
    8,066.25/12,093.40 = 3,387.64/x
  3. Step 3: Cross multiply
    8,066.25x = 12,093.40 × 3,387.64
  4. Step 4: Simplify right side
    8,066.25x = 40,968,085.58
  5. Step 5: Solve for x
    x = 40,968,085.58/8,066.25
  6. Step 6: Final answer
    x = 5,078.95

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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.