Home / 5,778.25-8,668.67-1,829.75

Finding the Fourth Proportional to 5,778.25, 8,668.67 and 1,829.75

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Solution

The fourth proportional to 5,778.25, 8,668.67 and 1,829.75 is: 2,745.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.25 : 8,668.67 = 1,829.75 : x
  2. Step 2: Convert to fraction form
    5,778.25/8,668.67 = 1,829.75/x
  3. Step 3: Cross multiply
    5,778.25x = 8,668.67 × 1,829.75
  4. Step 4: Simplify right side
    5,778.25x = 15,861,446.44
  5. Step 5: Solve for x
    x = 15,861,446.44/5,778.25
  6. Step 6: Final answer
    x = 2,745.03

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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.