Home / 5,194.38-7,168.26-2,836.56

Finding the Fourth Proportional to 5,194.38, 7,168.26 and 2,836.56

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Solution

The fourth proportional to 5,194.38, 7,168.26 and 2,836.56 is: 3,914.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.38 : 7,168.26 = 2,836.56 : x
  2. Step 2: Convert to fraction form
    5,194.38/7,168.26 = 2,836.56/x
  3. Step 3: Cross multiply
    5,194.38x = 7,168.26 × 2,836.56
  4. Step 4: Simplify right side
    5,194.38x = 20,333,199.59
  5. Step 5: Solve for x
    x = 20,333,199.59/5,194.38
  6. Step 6: Final answer
    x = 3,914.46

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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.