Home / 5,452.35-8,172.92-2,167.77

Finding the Fourth Proportional to 5,452.35, 8,172.92 and 2,167.77

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Solution

The fourth proportional to 5,452.35, 8,172.92 and 2,167.77 is: 3,249.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.35 : 8,172.92 = 2,167.77 : x
  2. Step 2: Convert to fraction form
    5,452.35/8,172.92 = 2,167.77/x
  3. Step 3: Cross multiply
    5,452.35x = 8,172.92 × 2,167.77
  4. Step 4: Simplify right side
    5,452.35x = 17,716,999.95
  5. Step 5: Solve for x
    x = 17,716,999.95/5,452.35
  6. Step 6: Final answer
    x = 3,249.42

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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.