Home / 5,396.78-8,086.64-4,074.27

Finding the Fourth Proportional to 5,396.78, 8,086.64 and 4,074.27

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Solution

The fourth proportional to 5,396.78, 8,086.64 and 4,074.27 is: 6,104.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.78 : 8,086.64 = 4,074.27 : x
  2. Step 2: Convert to fraction form
    5,396.78/8,086.64 = 4,074.27/x
  3. Step 3: Cross multiply
    5,396.78x = 8,086.64 × 4,074.27
  4. Step 4: Simplify right side
    5,396.78x = 32,947,134.38
  5. Step 5: Solve for x
    x = 32,947,134.38/5,396.78
  6. Step 6: Final answer
    x = 6,104.97

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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.