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Finding the Fourth Proportional to 5,889.51, 8,127.81 and 3,652.56

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Solution

The fourth proportional to 5,889.51, 8,127.81 and 3,652.56 is: 5,040.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.51 : 8,127.81 = 3,652.56 : x
  2. Step 2: Convert to fraction form
    5,889.51/8,127.81 = 3,652.56/x
  3. Step 3: Cross multiply
    5,889.51x = 8,127.81 × 3,652.56
  4. Step 4: Simplify right side
    5,889.51x = 29,687,313.69
  5. Step 5: Solve for x
    x = 29,687,313.69/5,889.51
  6. Step 6: Final answer
    x = 5,040.71

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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.