Home / 3,743.38-5,162.84-3,294.28

Finding the Fourth Proportional to 3,743.38, 5,162.84 and 3,294.28

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Solution

The fourth proportional to 3,743.38, 5,162.84 and 3,294.28 is: 4,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.38 : 5,162.84 = 3,294.28 : x
  2. Step 2: Convert to fraction form
    3,743.38/5,162.84 = 3,294.28/x
  3. Step 3: Cross multiply
    3,743.38x = 5,162.84 × 3,294.28
  4. Step 4: Simplify right side
    3,743.38x = 17,007,840.56
  5. Step 5: Solve for x
    x = 17,007,840.56/3,743.38
  6. Step 6: Final answer
    x = 4,543.44

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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.