Home / 5,183.93-7,151.78-3,191.02

Finding the Fourth Proportional to 5,183.93, 7,151.78 and 3,191.02

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Solution

The fourth proportional to 5,183.93, 7,151.78 and 3,191.02 is: 4,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.93 : 7,151.78 = 3,191.02 : x
  2. Step 2: Convert to fraction form
    5,183.93/7,151.78 = 3,191.02/x
  3. Step 3: Cross multiply
    5,183.93x = 7,151.78 × 3,191.02
  4. Step 4: Simplify right side
    5,183.93x = 22,821,439.18
  5. Step 5: Solve for x
    x = 22,821,439.18/5,183.93
  6. Step 6: Final answer
    x = 4,402.35

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