Home / 5,728.78-8,593.26-3,766.90

Finding the Fourth Proportional to 5,728.78, 8,593.26 and 3,766.90

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Solution

The fourth proportional to 5,728.78, 8,593.26 and 3,766.90 is: 5,650.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728.78 : 8,593.26 = 3,766.90 : x
  2. Step 2: Convert to fraction form
    5,728.78/8,593.26 = 3,766.90/x
  3. Step 3: Cross multiply
    5,728.78x = 8,593.26 × 3,766.90
  4. Step 4: Simplify right side
    5,728.78x = 32,369,951.09
  5. Step 5: Solve for x
    x = 32,369,951.09/5,728.78
  6. Step 6: Final answer
    x = 5,650.41

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1.5x scale

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.