Home / 8,183.20-11,292.78-4,996.48

Finding the Fourth Proportional to 8,183.20, 11,292.78 and 4,996.48

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Solution

The fourth proportional to 8,183.20, 11,292.78 and 4,996.48 is: 6,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.20 : 11,292.78 = 4,996.48 : x
  2. Step 2: Convert to fraction form
    8,183.20/11,292.78 = 4,996.48/x
  3. Step 3: Cross multiply
    8,183.20x = 11,292.78 × 4,996.48
  4. Step 4: Simplify right side
    8,183.20x = 56,424,149.41
  5. Step 5: Solve for x
    x = 56,424,149.41/8,183.20
  6. Step 6: Final answer
    x = 6,895.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.