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Finding the Fourth Proportional to 5,194.23, 7,167.99 and 2,836.38

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Solution

The fourth proportional to 5,194.23, 7,167.99 and 2,836.38 is: 3,914.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.23 : 7,167.99 = 2,836.38 : x
  2. Step 2: Convert to fraction form
    5,194.23/7,167.99 = 2,836.38/x
  3. Step 3: Cross multiply
    5,194.23x = 7,167.99 × 2,836.38
  4. Step 4: Simplify right side
    5,194.23x = 20,331,180.99
  5. Step 5: Solve for x
    x = 20,331,180.99/5,194.23
  6. Step 6: Final answer
    x = 3,914.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.