Home / 1,341.22-2,011.97-367.39

Finding the Fourth Proportional to 1,341.22, 2,011.97 and 367.39

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Solution

The fourth proportional to 1,341.22, 2,011.97 and 367.39 is: 551.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.22 : 2,011.97 = 367.39 : x
  2. Step 2: Convert to fraction form
    1,341.22/2,011.97 = 367.39/x
  3. Step 3: Cross multiply
    1,341.22x = 2,011.97 × 367.39
  4. Step 4: Simplify right side
    1,341.22x = 739,177.66
  5. Step 5: Solve for x
    x = 739,177.66/1,341.22
  6. Step 6: Final answer
    x = 551.12

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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.