Home / 8,069.26-12,097.88-3,390.64

Finding the Fourth Proportional to 8,069.26, 12,097.88 and 3,390.64

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Solution

The fourth proportional to 8,069.26, 12,097.88 and 3,390.64 is: 5,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.26 : 12,097.88 = 3,390.64 : x
  2. Step 2: Convert to fraction form
    8,069.26/12,097.88 = 3,390.64/x
  3. Step 3: Cross multiply
    8,069.26x = 12,097.88 × 3,390.64
  4. Step 4: Simplify right side
    8,069.26x = 41,019,555.84
  5. Step 5: Solve for x
    x = 41,019,555.84/8,069.26
  6. Step 6: Final answer
    x = 5,083.43

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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.