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Finding the Fourth Proportional to 6,087.30, 8,398 and 4,297.36

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Solution

The fourth proportional to 6,087.30, 8,398 and 4,297.36 is: 5,928.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.30 : 8,398 = 4,297.36 : x
  2. Step 2: Convert to fraction form
    6,087.30/8,398 = 4,297.36/x
  3. Step 3: Cross multiply
    6,087.30x = 8,398 × 4,297.36
  4. Step 4: Simplify right side
    6,087.30x = 36,089,229.28
  5. Step 5: Solve for x
    x = 36,089,229.28/6,087.30
  6. Step 6: Final answer
    x = 5,928.61

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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.