Home / 3,371.38-5,057.09-1,180.11

Finding the Fourth Proportional to 3,371.38, 5,057.09 and 1,180.11

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Solution

The fourth proportional to 3,371.38, 5,057.09 and 1,180.11 is: 1,770.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.38 : 5,057.09 = 1,180.11 : x
  2. Step 2: Convert to fraction form
    3,371.38/5,057.09 = 1,180.11/x
  3. Step 3: Cross multiply
    3,371.38x = 5,057.09 × 1,180.11
  4. Step 4: Simplify right side
    3,371.38x = 5,967,925.43
  5. Step 5: Solve for x
    x = 5,967,925.43/3,371.38
  6. Step 6: Final answer
    x = 1,770.17

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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.