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Finding the Fourth Proportional to 6,487.58, 8,953.08 and 3,837.26

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Solution

The fourth proportional to 6,487.58, 8,953.08 and 3,837.26 is: 5,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487.58 : 8,953.08 = 3,837.26 : x
  2. Step 2: Convert to fraction form
    6,487.58/8,953.08 = 3,837.26/x
  3. Step 3: Cross multiply
    6,487.58x = 8,953.08 × 3,837.26
  4. Step 4: Simplify right side
    6,487.58x = 34,355,295.76
  5. Step 5: Solve for x
    x = 34,355,295.76/6,487.58
  6. Step 6: Final answer
    x = 5,295.55

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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.