Home / 3,917.56-5,408.67-2,593.11

Finding the Fourth Proportional to 3,917.56, 5,408.67 and 2,593.11

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Solution

The fourth proportional to 3,917.56, 5,408.67 and 2,593.11 is: 3,580.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.56 : 5,408.67 = 2,593.11 : x
  2. Step 2: Convert to fraction form
    3,917.56/5,408.67 = 2,593.11/x
  3. Step 3: Cross multiply
    3,917.56x = 5,408.67 × 2,593.11
  4. Step 4: Simplify right side
    3,917.56x = 14,025,276.26
  5. Step 5: Solve for x
    x = 14,025,276.26/3,917.56
  6. Step 6: Final answer
    x = 3,580.11

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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.