Home / 5,651.67-8,481.06-2,188.92

Finding the Fourth Proportional to 5,651.67, 8,481.06 and 2,188.92

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Solution

The fourth proportional to 5,651.67, 8,481.06 and 2,188.92 is: 3,284.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.67 : 8,481.06 = 2,188.92 : x
  2. Step 2: Convert to fraction form
    5,651.67/8,481.06 = 2,188.92/x
  3. Step 3: Cross multiply
    5,651.67x = 8,481.06 × 2,188.92
  4. Step 4: Simplify right side
    5,651.67x = 18,564,361.86
  5. Step 5: Solve for x
    x = 18,564,361.86/5,651.67
  6. Step 6: Final answer
    x = 3,284.76

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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.