Home / 5,936.56-8,192.46-3,578.74

Finding the Fourth Proportional to 5,936.56, 8,192.46 and 3,578.74

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Solution

The fourth proportional to 5,936.56, 8,192.46 and 3,578.74 is: 4,938.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,936.56 : 8,192.46 = 3,578.74 : x
  2. Step 2: Convert to fraction form
    5,936.56/8,192.46 = 3,578.74/x
  3. Step 3: Cross multiply
    5,936.56x = 8,192.46 × 3,578.74
  4. Step 4: Simplify right side
    5,936.56x = 29,318,684.30
  5. Step 5: Solve for x
    x = 29,318,684.30/5,936.56
  6. Step 6: Final answer
    x = 4,938.67

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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.