Home / 5,213.73-7,813.64-4,517.15

Finding the Fourth Proportional to 5,213.73, 7,813.64 and 4,517.15

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Solution

The fourth proportional to 5,213.73, 7,813.64 and 4,517.15 is: 6,769.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.73 : 7,813.64 = 4,517.15 : x
  2. Step 2: Convert to fraction form
    5,213.73/7,813.64 = 4,517.15/x
  3. Step 3: Cross multiply
    5,213.73x = 7,813.64 × 4,517.15
  4. Step 4: Simplify right side
    5,213.73x = 35,295,387.40
  5. Step 5: Solve for x
    x = 35,295,387.40/5,213.73
  6. Step 6: Final answer
    x = 6,769.71

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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.