Home / 3,634.58-5,451.90-1,553.28

Finding the Fourth Proportional to 3,634.58, 5,451.90 and 1,553.28

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Solution

The fourth proportional to 3,634.58, 5,451.90 and 1,553.28 is: 2,329.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.58 : 5,451.90 = 1,553.28 : x
  2. Step 2: Convert to fraction form
    3,634.58/5,451.90 = 1,553.28/x
  3. Step 3: Cross multiply
    3,634.58x = 5,451.90 × 1,553.28
  4. Step 4: Simplify right side
    3,634.58x = 8,468,327.23
  5. Step 5: Solve for x
    x = 8,468,327.23/3,634.58
  6. Step 6: Final answer
    x = 2,329.94

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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.