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Finding the Fourth Proportional to 4,008.59, 6,003.54 and 3,897.87

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Solution

The fourth proportional to 4,008.59, 6,003.54 and 3,897.87 is: 5,837.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.59 : 6,003.54 = 3,897.87 : x
  2. Step 2: Convert to fraction form
    4,008.59/6,003.54 = 3,897.87/x
  3. Step 3: Cross multiply
    4,008.59x = 6,003.54 × 3,897.87
  4. Step 4: Simplify right side
    4,008.59x = 23,401,040.68
  5. Step 5: Solve for x
    x = 23,401,040.68/4,008.59
  6. Step 6: Final answer
    x = 5,837.73

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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.