Home / 3,629.49-5,451.51-3,172.04

Finding the Fourth Proportional to 3,629.49, 5,451.51 and 3,172.04

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Solution

The fourth proportional to 3,629.49, 5,451.51 and 3,172.04 is: 4,764.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.49 : 5,451.51 = 3,172.04 : x
  2. Step 2: Convert to fraction form
    3,629.49/5,451.51 = 3,172.04/x
  3. Step 3: Cross multiply
    3,629.49x = 5,451.51 × 3,172.04
  4. Step 4: Simplify right side
    3,629.49x = 17,292,407.78
  5. Step 5: Solve for x
    x = 17,292,407.78/3,629.49
  6. Step 6: Final answer
    x = 4,764.42

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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.