Home / 5,865.86-8,091.37-3,741.75

Finding the Fourth Proportional to 5,865.86, 8,091.37 and 3,741.75

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Solution

The fourth proportional to 5,865.86, 8,091.37 and 3,741.75 is: 5,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.86 : 8,091.37 = 3,741.75 : x
  2. Step 2: Convert to fraction form
    5,865.86/8,091.37 = 3,741.75/x
  3. Step 3: Cross multiply
    5,865.86x = 8,091.37 × 3,741.75
  4. Step 4: Simplify right side
    5,865.86x = 30,275,883.70
  5. Step 5: Solve for x
    x = 30,275,883.70/5,865.86
  6. Step 6: Final answer
    x = 5,161.37

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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.