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Finding the Fourth Proportional to 5,081.22, 7,624.22 and 1,795.86

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Solution

The fourth proportional to 5,081.22, 7,624.22 and 1,795.86 is: 2,694.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.22 : 7,624.22 = 1,795.86 : x
  2. Step 2: Convert to fraction form
    5,081.22/7,624.22 = 1,795.86/x
  3. Step 3: Cross multiply
    5,081.22x = 7,624.22 × 1,795.86
  4. Step 4: Simplify right side
    5,081.22x = 13,692,022.75
  5. Step 5: Solve for x
    x = 13,692,022.75/5,081.22
  6. Step 6: Final answer
    x = 2,694.63

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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.