Home / 2,147.39-3,226.48-1,367.73

Finding the Fourth Proportional to 2,147.39, 3,226.48 and 1,367.73

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Solution

The fourth proportional to 2,147.39, 3,226.48 and 1,367.73 is: 2,055.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147.39 : 3,226.48 = 1,367.73 : x
  2. Step 2: Convert to fraction form
    2,147.39/3,226.48 = 1,367.73/x
  3. Step 3: Cross multiply
    2,147.39x = 3,226.48 × 1,367.73
  4. Step 4: Simplify right side
    2,147.39x = 4,412,953.49
  5. Step 5: Solve for x
    x = 4,412,953.49/2,147.39
  6. Step 6: Final answer
    x = 2,055.03

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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.