Home / 5,629.91-8,438.38-3,027.38

Finding the Fourth Proportional to 5,629.91, 8,438.38 and 3,027.38

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Solution

The fourth proportional to 5,629.91, 8,438.38 and 3,027.38 is: 4,537.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.91 : 8,438.38 = 3,027.38 : x
  2. Step 2: Convert to fraction form
    5,629.91/8,438.38 = 3,027.38/x
  3. Step 3: Cross multiply
    5,629.91x = 8,438.38 × 3,027.38
  4. Step 4: Simplify right side
    5,629.91x = 25,546,133.08
  5. Step 5: Solve for x
    x = 25,546,133.08/5,629.91
  6. Step 6: Final answer
    x = 4,537.58

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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.