Home / 5,194.30-7,168.09-2,836.44

Finding the Fourth Proportional to 5,194.30, 7,168.09 and 2,836.44

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Solution

The fourth proportional to 5,194.30, 7,168.09 and 2,836.44 is: 3,914.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.30 : 7,168.09 = 2,836.44 : x
  2. Step 2: Convert to fraction form
    5,194.30/7,168.09 = 2,836.44/x
  3. Step 3: Cross multiply
    5,194.30x = 7,168.09 × 2,836.44
  4. Step 4: Simplify right side
    5,194.30x = 20,331,857.20
  5. Step 5: Solve for x
    x = 20,331,857.20/5,194.30
  6. Step 6: Final answer
    x = 3,914.26

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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.