Home / 5,443.11-8,163.34-2,518.62

Finding the Fourth Proportional to 5,443.11, 8,163.34 and 2,518.62

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Solution

The fourth proportional to 5,443.11, 8,163.34 and 2,518.62 is: 3,777.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.11 : 8,163.34 = 2,518.62 : x
  2. Step 2: Convert to fraction form
    5,443.11/8,163.34 = 2,518.62/x
  3. Step 3: Cross multiply
    5,443.11x = 8,163.34 × 2,518.62
  4. Step 4: Simplify right side
    5,443.11x = 20,560,351.39
  5. Step 5: Solve for x
    x = 20,560,351.39/5,443.11
  6. Step 6: Final answer
    x = 3,777.32

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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.