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Finding the Fourth Proportional to 5,855.14, 8,076.81 and 3,495.88

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Solution

The fourth proportional to 5,855.14, 8,076.81 and 3,495.88 is: 4,822.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.14 : 8,076.81 = 3,495.88 : x
  2. Step 2: Convert to fraction form
    5,855.14/8,076.81 = 3,495.88/x
  3. Step 3: Cross multiply
    5,855.14x = 8,076.81 × 3,495.88
  4. Step 4: Simplify right side
    5,855.14x = 28,235,558.54
  5. Step 5: Solve for x
    x = 28,235,558.54/5,855.14
  6. Step 6: Final answer
    x = 4,822.35

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1.5x scale

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.