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Finding the Fourth Proportional to 6,175.89, 8,522.87 and 3,657.96

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Solution

The fourth proportional to 6,175.89, 8,522.87 and 3,657.96 is: 5,048.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.89 : 8,522.87 = 3,657.96 : x
  2. Step 2: Convert to fraction form
    6,175.89/8,522.87 = 3,657.96/x
  3. Step 3: Cross multiply
    6,175.89x = 8,522.87 × 3,657.96
  4. Step 4: Simplify right side
    6,175.89x = 31,176,299.26
  5. Step 5: Solve for x
    x = 31,176,299.26/6,175.89
  6. Step 6: Final answer
    x = 5,048.07

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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.