Home / 6,879.35-9,493.36-3,735.54

Finding the Fourth Proportional to 6,879.35, 9,493.36 and 3,735.54

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Solution

The fourth proportional to 6,879.35, 9,493.36 and 3,735.54 is: 5,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879.35 : 9,493.36 = 3,735.54 : x
  2. Step 2: Convert to fraction form
    6,879.35/9,493.36 = 3,735.54/x
  3. Step 3: Cross multiply
    6,879.35x = 9,493.36 × 3,735.54
  4. Step 4: Simplify right side
    6,879.35x = 35,462,826.01
  5. Step 5: Solve for x
    x = 35,462,826.01/6,879.35
  6. Step 6: Final answer
    x = 5,154.97

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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.