Home / 5,187.33-7,778.43-2,264.37

Finding the Fourth Proportional to 5,187.33, 7,778.43 and 2,264.37

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Solution

The fourth proportional to 5,187.33, 7,778.43 and 2,264.37 is: 3,395.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187.33 : 7,778.43 = 2,264.37 : x
  2. Step 2: Convert to fraction form
    5,187.33/7,778.43 = 2,264.37/x
  3. Step 3: Cross multiply
    5,187.33x = 7,778.43 × 2,264.37
  4. Step 4: Simplify right side
    5,187.33x = 17,613,243.54
  5. Step 5: Solve for x
    x = 17,613,243.54/5,187.33
  6. Step 6: Final answer
    x = 3,395.44

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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.