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Finding the Fourth Proportional to 5,931.26, 8,891.34 and 2,235.92

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Solution

The fourth proportional to 5,931.26, 8,891.34 and 2,235.92 is: 3,351.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.26 : 8,891.34 = 2,235.92 : x
  2. Step 2: Convert to fraction form
    5,931.26/8,891.34 = 2,235.92/x
  3. Step 3: Cross multiply
    5,931.26x = 8,891.34 × 2,235.92
  4. Step 4: Simplify right side
    5,931.26x = 19,880,324.93
  5. Step 5: Solve for x
    x = 19,880,324.93/5,931.26
  6. Step 6: Final answer
    x = 3,351.79

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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.