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Finding the Fourth Proportional to 5,938.88, 8,907.16 and 2,651.36

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Solution

The fourth proportional to 5,938.88, 8,907.16 and 2,651.36 is: 3,976.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.88 : 8,907.16 = 2,651.36 : x
  2. Step 2: Convert to fraction form
    5,938.88/8,907.16 = 2,651.36/x
  3. Step 3: Cross multiply
    5,938.88x = 8,907.16 × 2,651.36
  4. Step 4: Simplify right side
    5,938.88x = 23,616,087.74
  5. Step 5: Solve for x
    x = 23,616,087.74/5,938.88
  6. Step 6: Final answer
    x = 3,976.52

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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.