Home / 3,631.67-5,449.82-1,551.69

Finding the Fourth Proportional to 3,631.67, 5,449.82 and 1,551.69

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Solution

The fourth proportional to 3,631.67, 5,449.82 and 1,551.69 is: 2,328.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.67 : 5,449.82 = 1,551.69 : x
  2. Step 2: Convert to fraction form
    3,631.67/5,449.82 = 1,551.69/x
  3. Step 3: Cross multiply
    3,631.67x = 5,449.82 × 1,551.69
  4. Step 4: Simplify right side
    3,631.67x = 8,456,443.87
  5. Step 5: Solve for x
    x = 8,456,443.87/3,631.67
  6. Step 6: Final answer
    x = 2,328.52

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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.