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Finding the Fourth Proportional to 5,836.05, 8,060.31 and 3,855.60

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Solution

The fourth proportional to 5,836.05, 8,060.31 and 3,855.60 is: 5,325.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,836.05 : 8,060.31 = 3,855.60 : x
  2. Step 2: Convert to fraction form
    5,836.05/8,060.31 = 3,855.60/x
  3. Step 3: Cross multiply
    5,836.05x = 8,060.31 × 3,855.60
  4. Step 4: Simplify right side
    5,836.05x = 31,077,331.24
  5. Step 5: Solve for x
    x = 31,077,331.24/5,836.05
  6. Step 6: Final answer
    x = 5,325.06

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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.