Home / 6,879.44-9,493.68-3,735.64

Finding the Fourth Proportional to 6,879.44, 9,493.68 and 3,735.64

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Solution

The fourth proportional to 6,879.44, 9,493.68 and 3,735.64 is: 5,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879.44 : 9,493.68 = 3,735.64 : x
  2. Step 2: Convert to fraction form
    6,879.44/9,493.68 = 3,735.64/x
  3. Step 3: Cross multiply
    6,879.44x = 9,493.68 × 3,735.64
  4. Step 4: Simplify right side
    6,879.44x = 35,464,970.76
  5. Step 5: Solve for x
    x = 35,464,970.76/6,879.44
  6. Step 6: Final answer
    x = 5,155.21

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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.