Home / 5,449.50-8,176.14-2,164.86

Finding the Fourth Proportional to 5,449.50, 8,176.14 and 2,164.86

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Solution

The fourth proportional to 5,449.50, 8,176.14 and 2,164.86 is: 3,248.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.50 : 8,176.14 = 2,164.86 : x
  2. Step 2: Convert to fraction form
    5,449.50/8,176.14 = 2,164.86/x
  3. Step 3: Cross multiply
    5,449.50x = 8,176.14 × 2,164.86
  4. Step 4: Simplify right side
    5,449.50x = 17,700,198.44
  5. Step 5: Solve for x
    x = 17,700,198.44/5,449.50
  6. Step 6: Final answer
    x = 3,248.04

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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.