Home / 5,464.72-8,183.70-2,543.86

Finding the Fourth Proportional to 5,464.72, 8,183.70 and 2,543.86

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Solution

The fourth proportional to 5,464.72, 8,183.70 and 2,543.86 is: 3,809.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.72 : 8,183.70 = 2,543.86 : x
  2. Step 2: Convert to fraction form
    5,464.72/8,183.70 = 2,543.86/x
  3. Step 3: Cross multiply
    5,464.72x = 8,183.70 × 2,543.86
  4. Step 4: Simplify right side
    5,464.72x = 20,818,187.08
  5. Step 5: Solve for x
    x = 20,818,187.08/5,464.72
  6. Step 6: Final answer
    x = 3,809.56

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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.