Home / 9,137.38-12,611.94-5,958.60

Finding the Fourth Proportional to 9,137.38, 12,611.94 and 5,958.60

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Solution

The fourth proportional to 9,137.38, 12,611.94 and 5,958.60 is: 8,224.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137.38 : 12,611.94 = 5,958.60 : x
  2. Step 2: Convert to fraction form
    9,137.38/12,611.94 = 5,958.60/x
  3. Step 3: Cross multiply
    9,137.38x = 12,611.94 × 5,958.60
  4. Step 4: Simplify right side
    9,137.38x = 75,149,505.68
  5. Step 5: Solve for x
    x = 75,149,505.68/9,137.38
  6. Step 6: Final answer
    x = 8,224.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.