Home / 3,622.44-5,433.48-1,982.19

Finding the Fourth Proportional to 3,622.44, 5,433.48 and 1,982.19

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Solution

The fourth proportional to 3,622.44, 5,433.48 and 1,982.19 is: 2,973.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.44 : 5,433.48 = 1,982.19 : x
  2. Step 2: Convert to fraction form
    3,622.44/5,433.48 = 1,982.19/x
  3. Step 3: Cross multiply
    3,622.44x = 5,433.48 × 1,982.19
  4. Step 4: Simplify right side
    3,622.44x = 10,770,189.72
  5. Step 5: Solve for x
    x = 10,770,189.72/3,622.44
  6. Step 6: Final answer
    x = 2,973.19

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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.