Home / 4,172.36-5,751.24-3,286.76

Finding the Fourth Proportional to 4,172.36, 5,751.24 and 3,286.76

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Solution

The fourth proportional to 4,172.36, 5,751.24 and 3,286.76 is: 4,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.36 : 5,751.24 = 3,286.76 : x
  2. Step 2: Convert to fraction form
    4,172.36/5,751.24 = 3,286.76/x
  3. Step 3: Cross multiply
    4,172.36x = 5,751.24 × 3,286.76
  4. Step 4: Simplify right side
    4,172.36x = 18,902,945.58
  5. Step 5: Solve for x
    x = 18,902,945.58/4,172.36
  6. Step 6: Final answer
    x = 4,530.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.