Home / 4,811.67-7,221.15-3,167.64

Finding the Fourth Proportional to 4,811.67, 7,221.15 and 3,167.64

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Solution

The fourth proportional to 4,811.67, 7,221.15 and 3,167.64 is: 4,753.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.67 : 7,221.15 = 3,167.64 : x
  2. Step 2: Convert to fraction form
    4,811.67/7,221.15 = 3,167.64/x
  3. Step 3: Cross multiply
    4,811.67x = 7,221.15 × 3,167.64
  4. Step 4: Simplify right side
    4,811.67x = 22,874,003.59
  5. Step 5: Solve for x
    x = 22,874,003.59/4,811.67
  6. Step 6: Final answer
    x = 4,753.86

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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.