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Finding the Fourth Proportional to 6,133.86, 8,467.16 and 3,896.97

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Solution

The fourth proportional to 6,133.86, 8,467.16 and 3,896.97 is: 5,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,133.86 : 8,467.16 = 3,896.97 : x
  2. Step 2: Convert to fraction form
    6,133.86/8,467.16 = 3,896.97/x
  3. Step 3: Cross multiply
    6,133.86x = 8,467.16 × 3,896.97
  4. Step 4: Simplify right side
    6,133.86x = 32,996,268.51
  5. Step 5: Solve for x
    x = 32,996,268.51/6,133.86
  6. Step 6: Final answer
    x = 5,379.36

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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.