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Finding the Fourth Proportional to 5,935.50, 8,901.90 and 2,238.12

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Solution

The fourth proportional to 5,935.50, 8,901.90 and 2,238.12 is: 3,356.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.50 : 8,901.90 = 2,238.12 : x
  2. Step 2: Convert to fraction form
    5,935.50/8,901.90 = 2,238.12/x
  3. Step 3: Cross multiply
    5,935.50x = 8,901.90 × 2,238.12
  4. Step 4: Simplify right side
    5,935.50x = 19,923,520.43
  5. Step 5: Solve for x
    x = 19,923,520.43/5,935.50
  6. Step 6: Final answer
    x = 3,356.67

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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.