Home / 3,745.38-5,618.06-1,009.38

Finding the Fourth Proportional to 3,745.38, 5,618.06 and 1,009.38

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Solution

The fourth proportional to 3,745.38, 5,618.06 and 1,009.38 is: 1,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.38 : 5,618.06 = 1,009.38 : x
  2. Step 2: Convert to fraction form
    3,745.38/5,618.06 = 1,009.38/x
  3. Step 3: Cross multiply
    3,745.38x = 5,618.06 × 1,009.38
  4. Step 4: Simplify right side
    3,745.38x = 5,670,757.40
  5. Step 5: Solve for x
    x = 5,670,757.40/3,745.38
  6. Step 6: Final answer
    x = 1,514.07

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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.