Home / 2,247.23-3,372.33-786.38

Finding the Fourth Proportional to 2,247.23, 3,372.33 and 786.38

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Solution

The fourth proportional to 2,247.23, 3,372.33 and 786.38 is: 1,180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.23 : 3,372.33 = 786.38 : x
  2. Step 2: Convert to fraction form
    2,247.23/3,372.33 = 786.38/x
  3. Step 3: Cross multiply
    2,247.23x = 3,372.33 × 786.38
  4. Step 4: Simplify right side
    2,247.23x = 2,651,918.95
  5. Step 5: Solve for x
    x = 2,651,918.95/2,247.23
  6. Step 6: Final answer
    x = 1,180.09

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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.