Home / 3,902.14-5,841.33-2,665.18

Finding the Fourth Proportional to 3,902.14, 5,841.33 and 2,665.18

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Solution

The fourth proportional to 3,902.14, 5,841.33 and 2,665.18 is: 3,989.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.14 : 5,841.33 = 2,665.18 : x
  2. Step 2: Convert to fraction form
    3,902.14/5,841.33 = 2,665.18/x
  3. Step 3: Cross multiply
    3,902.14x = 5,841.33 × 2,665.18
  4. Step 4: Simplify right side
    3,902.14x = 15,568,195.89
  5. Step 5: Solve for x
    x = 15,568,195.89/3,902.14
  6. Step 6: Final answer
    x = 3,989.66

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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.