Home / 4,239.14-6,350.79-3,781.58

Finding the Fourth Proportional to 4,239.14, 6,350.79 and 3,781.58

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Solution

The fourth proportional to 4,239.14, 6,350.79 and 3,781.58 is: 5,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.14 : 6,350.79 = 3,781.58 : x
  2. Step 2: Convert to fraction form
    4,239.14/6,350.79 = 3,781.58/x
  3. Step 3: Cross multiply
    4,239.14x = 6,350.79 × 3,781.58
  4. Step 4: Simplify right side
    4,239.14x = 24,016,020.45
  5. Step 5: Solve for x
    x = 24,016,020.45/4,239.14
  6. Step 6: Final answer
    x = 5,665.30

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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.