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Finding the Fourth Proportional to 3,665.64, 5,058.95 and 2,093.97

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Solution

The fourth proportional to 3,665.64, 5,058.95 and 2,093.97 is: 2,889.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665.64 : 5,058.95 = 2,093.97 : x
  2. Step 2: Convert to fraction form
    3,665.64/5,058.95 = 2,093.97/x
  3. Step 3: Cross multiply
    3,665.64x = 5,058.95 × 2,093.97
  4. Step 4: Simplify right side
    3,665.64x = 10,593,289.53
  5. Step 5: Solve for x
    x = 10,593,289.53/3,665.64
  6. Step 6: Final answer
    x = 2,889.89

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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.