Home / 6,879.15-9,493.11-3,735.36

Finding the Fourth Proportional to 6,879.15, 9,493.11 and 3,735.36

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Solution

The fourth proportional to 6,879.15, 9,493.11 and 3,735.36 is: 5,154.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879.15 : 9,493.11 = 3,735.36 : x
  2. Step 2: Convert to fraction form
    6,879.15/9,493.11 = 3,735.36/x
  3. Step 3: Cross multiply
    6,879.15x = 9,493.11 × 3,735.36
  4. Step 4: Simplify right side
    6,879.15x = 35,460,183.37
  5. Step 5: Solve for x
    x = 35,460,183.37/6,879.15
  6. Step 6: Final answer
    x = 5,154.73

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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.