Home / 3,917.36-5,876.34-1,144.08

Finding the Fourth Proportional to 3,917.36, 5,876.34 and 1,144.08

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Solution

The fourth proportional to 3,917.36, 5,876.34 and 1,144.08 is: 1,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.36 : 5,876.34 = 1,144.08 : x
  2. Step 2: Convert to fraction form
    3,917.36/5,876.34 = 1,144.08/x
  3. Step 3: Cross multiply
    3,917.36x = 5,876.34 × 1,144.08
  4. Step 4: Simplify right side
    3,917.36x = 6,723,003.07
  5. Step 5: Solve for x
    x = 6,723,003.07/3,917.36
  6. Step 6: Final answer
    x = 1,716.21

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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.