Home / 3,982.18-5,968.14-2,227.12

Finding the Fourth Proportional to 3,982.18, 5,968.14 and 2,227.12

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Solution

The fourth proportional to 3,982.18, 5,968.14 and 2,227.12 is: 3,337.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.18 : 5,968.14 = 2,227.12 : x
  2. Step 2: Convert to fraction form
    3,982.18/5,968.14 = 2,227.12/x
  3. Step 3: Cross multiply
    3,982.18x = 5,968.14 × 2,227.12
  4. Step 4: Simplify right side
    3,982.18x = 13,291,763.96
  5. Step 5: Solve for x
    x = 13,291,763.96/3,982.18
  6. Step 6: Final answer
    x = 3,337.81

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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.