Home / 8,344.26-12,517.56-3,414.60

Finding the Fourth Proportional to 8,344.26, 12,517.56 and 3,414.60

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Solution

The fourth proportional to 8,344.26, 12,517.56 and 3,414.60 is: 5,122.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.26 : 12,517.56 = 3,414.60 : x
  2. Step 2: Convert to fraction form
    8,344.26/12,517.56 = 3,414.60/x
  3. Step 3: Cross multiply
    8,344.26x = 12,517.56 × 3,414.60
  4. Step 4: Simplify right side
    8,344.26x = 42,742,460.38
  5. Step 5: Solve for x
    x = 42,742,460.38/8,344.26
  6. Step 6: Final answer
    x = 5,122.38

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1.5x scale

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.