Home / 5,338.69-8,010.11-2,217.90

Finding the Fourth Proportional to 5,338.69, 8,010.11 and 2,217.90

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Solution

The fourth proportional to 5,338.69, 8,010.11 and 2,217.90 is: 3,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.69 : 8,010.11 = 2,217.90 : x
  2. Step 2: Convert to fraction form
    5,338.69/8,010.11 = 2,217.90/x
  3. Step 3: Cross multiply
    5,338.69x = 8,010.11 × 2,217.90
  4. Step 4: Simplify right side
    5,338.69x = 17,765,601.02
  5. Step 5: Solve for x
    x = 17,765,601.02/5,338.69
  6. Step 6: Final answer
    x = 3,327.71

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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.