Home / 5,452.61-8,177.70-2,166.44

Finding the Fourth Proportional to 5,452.61, 8,177.70 and 2,166.44

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Solution

The fourth proportional to 5,452.61, 8,177.70 and 2,166.44 is: 3,249.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.61 : 8,177.70 = 2,166.44 : x
  2. Step 2: Convert to fraction form
    5,452.61/8,177.70 = 2,166.44/x
  3. Step 3: Cross multiply
    5,452.61x = 8,177.70 × 2,166.44
  4. Step 4: Simplify right side
    5,452.61x = 17,716,496.39
  5. Step 5: Solve for x
    x = 17,716,496.39/5,452.61
  6. Step 6: Final answer
    x = 3,249.18

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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.