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Finding the Fourth Proportional to 6,937.87, 10,404.93 and 3,236.50

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Solution

The fourth proportional to 6,937.87, 10,404.93 and 3,236.50 is: 4,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.87 : 10,404.93 = 3,236.50 : x
  2. Step 2: Convert to fraction form
    6,937.87/10,404.93 = 3,236.50/x
  3. Step 3: Cross multiply
    6,937.87x = 10,404.93 × 3,236.50
  4. Step 4: Simplify right side
    6,937.87x = 33,675,555.95
  5. Step 5: Solve for x
    x = 33,675,555.95/6,937.87
  6. Step 6: Final answer
    x = 4,853.88

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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.