Home / 3,091.22-4,631.73-2,269.82

Finding the Fourth Proportional to 3,091.22, 4,631.73 and 2,269.82

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Solution

The fourth proportional to 3,091.22, 4,631.73 and 2,269.82 is: 3,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.22 : 4,631.73 = 2,269.82 : x
  2. Step 2: Convert to fraction form
    3,091.22/4,631.73 = 2,269.82/x
  3. Step 3: Cross multiply
    3,091.22x = 4,631.73 × 2,269.82
  4. Step 4: Simplify right side
    3,091.22x = 10,513,193.39
  5. Step 5: Solve for x
    x = 10,513,193.39/3,091.22
  6. Step 6: Final answer
    x = 3,400.99

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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.