Home / 1,204.38-1,795.33-1,191.42

Finding the Fourth Proportional to 1,204.38, 1,795.33 and 1,191.42

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Solution

The fourth proportional to 1,204.38, 1,795.33 and 1,191.42 is: 1,776.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204.38 : 1,795.33 = 1,191.42 : x
  2. Step 2: Convert to fraction form
    1,204.38/1,795.33 = 1,191.42/x
  3. Step 3: Cross multiply
    1,204.38x = 1,795.33 × 1,191.42
  4. Step 4: Simplify right side
    1,204.38x = 2,138,989.09
  5. Step 5: Solve for x
    x = 2,138,989.09/1,204.38
  6. Step 6: Final answer
    x = 1,776.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.