Home / 5,456.84-8,183.52-2,168.96

Finding the Fourth Proportional to 5,456.84, 8,183.52 and 2,168.96

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Solution

The fourth proportional to 5,456.84, 8,183.52 and 2,168.96 is: 3,252.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.84 : 8,183.52 = 2,168.96 : x
  2. Step 2: Convert to fraction form
    5,456.84/8,183.52 = 2,168.96/x
  3. Step 3: Cross multiply
    5,456.84x = 8,183.52 × 2,168.96
  4. Step 4: Simplify right side
    5,456.84x = 17,749,727.54
  5. Step 5: Solve for x
    x = 17,749,727.54/5,456.84
  6. Step 6: Final answer
    x = 3,252.75

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1.5x scale

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.