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Finding the Fourth Proportional to 3,887.37, 5,831.04 and 3,236.73

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Solution

The fourth proportional to 3,887.37, 5,831.04 and 3,236.73 is: 4,855.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.37 : 5,831.04 = 3,236.73 : x
  2. Step 2: Convert to fraction form
    3,887.37/5,831.04 = 3,236.73/x
  3. Step 3: Cross multiply
    3,887.37x = 5,831.04 × 3,236.73
  4. Step 4: Simplify right side
    3,887.37x = 18,873,502.10
  5. Step 5: Solve for x
    x = 18,873,502.10/3,887.37
  6. Step 6: Final answer
    x = 4,855.08

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1.5x scale

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.