Home / 5,921.69-8,171.89-3,369.46

Finding the Fourth Proportional to 5,921.69, 8,171.89 and 3,369.46

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Solution

The fourth proportional to 5,921.69, 8,171.89 and 3,369.46 is: 4,649.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.69 : 8,171.89 = 3,369.46 : x
  2. Step 2: Convert to fraction form
    5,921.69/8,171.89 = 3,369.46/x
  3. Step 3: Cross multiply
    5,921.69x = 8,171.89 × 3,369.46
  4. Step 4: Simplify right side
    5,921.69x = 27,534,856.48
  5. Step 5: Solve for x
    x = 27,534,856.48/5,921.69
  6. Step 6: Final answer
    x = 4,649.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.