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Finding the Fourth Proportional to 5,838.90, 8,747.87 and 3,203.57

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Solution

The fourth proportional to 5,838.90, 8,747.87 and 3,203.57 is: 4,799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.90 : 8,747.87 = 3,203.57 : x
  2. Step 2: Convert to fraction form
    5,838.90/8,747.87 = 3,203.57/x
  3. Step 3: Cross multiply
    5,838.90x = 8,747.87 × 3,203.57
  4. Step 4: Simplify right side
    5,838.90x = 28,024,354.14
  5. Step 5: Solve for x
    x = 28,024,354.14/5,838.90
  6. Step 6: Final answer
    x = 4,799.59

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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.