Home / 5,441.61-8,161.10-2,517.12

Finding the Fourth Proportional to 5,441.61, 8,161.10 and 2,517.12

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Solution

The fourth proportional to 5,441.61, 8,161.10 and 2,517.12 is: 3,775.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.61 : 8,161.10 = 2,517.12 : x
  2. Step 2: Convert to fraction form
    5,441.61/8,161.10 = 2,517.12/x
  3. Step 3: Cross multiply
    5,441.61x = 8,161.10 × 2,517.12
  4. Step 4: Simplify right side
    5,441.61x = 20,542,455.45
  5. Step 5: Solve for x
    x = 20,542,455.45/5,441.61
  6. Step 6: Final answer
    x = 3,775.07

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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.