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Finding the Fourth Proportional to 5,917.88, 8,877.90 and 2,022.68

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Solution

The fourth proportional to 5,917.88, 8,877.90 and 2,022.68 is: 3,034.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.88 : 8,877.90 = 2,022.68 : x
  2. Step 2: Convert to fraction form
    5,917.88/8,877.90 = 2,022.68/x
  3. Step 3: Cross multiply
    5,917.88x = 8,877.90 × 2,022.68
  4. Step 4: Simplify right side
    5,917.88x = 17,957,150.77
  5. Step 5: Solve for x
    x = 17,957,150.77/5,917.88
  6. Step 6: Final answer
    x = 3,034.39

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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.