Home / 5,452.68-8,170.92-2,814.24

Finding the Fourth Proportional to 5,452.68, 8,170.92 and 2,814.24

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Solution

The fourth proportional to 5,452.68, 8,170.92 and 2,814.24 is: 4,217.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.68 : 8,170.92 = 2,814.24 : x
  2. Step 2: Convert to fraction form
    5,452.68/8,170.92 = 2,814.24/x
  3. Step 3: Cross multiply
    5,452.68x = 8,170.92 × 2,814.24
  4. Step 4: Simplify right side
    5,452.68x = 22,994,929.90
  5. Step 5: Solve for x
    x = 22,994,929.90/5,452.68
  6. Step 6: Final answer
    x = 4,217.18

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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.