Home / 5,183.13-7,771.95-2,061.54

Finding the Fourth Proportional to 5,183.13, 7,771.95 and 2,061.54

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Solution

The fourth proportional to 5,183.13, 7,771.95 and 2,061.54 is: 3,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.13 : 7,771.95 = 2,061.54 : x
  2. Step 2: Convert to fraction form
    5,183.13/7,771.95 = 2,061.54/x
  3. Step 3: Cross multiply
    5,183.13x = 7,771.95 × 2,061.54
  4. Step 4: Simplify right side
    5,183.13x = 16,022,185.80
  5. Step 5: Solve for x
    x = 16,022,185.80/5,183.13
  6. Step 6: Final answer
    x = 3,091.22

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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.