Home / 3,769.45-5,654.94-1,304.21

Finding the Fourth Proportional to 3,769.45, 5,654.94 and 1,304.21

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Solution

The fourth proportional to 3,769.45, 5,654.94 and 1,304.21 is: 1,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.45 : 5,654.94 = 1,304.21 : x
  2. Step 2: Convert to fraction form
    3,769.45/5,654.94 = 1,304.21/x
  3. Step 3: Cross multiply
    3,769.45x = 5,654.94 × 1,304.21
  4. Step 4: Simplify right side
    3,769.45x = 7,375,238.54
  5. Step 5: Solve for x
    x = 7,375,238.54/3,769.45
  6. Step 6: Final answer
    x = 1,956.58

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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.