Home / 5,419.59-8,132.82-2,955.97

Finding the Fourth Proportional to 5,419.59, 8,132.82 and 2,955.97

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Solution

The fourth proportional to 5,419.59, 8,132.82 and 2,955.97 is: 4,435.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.59 : 8,132.82 = 2,955.97 : x
  2. Step 2: Convert to fraction form
    5,419.59/8,132.82 = 2,955.97/x
  3. Step 3: Cross multiply
    5,419.59x = 8,132.82 × 2,955.97
  4. Step 4: Simplify right side
    5,419.59x = 24,040,371.94
  5. Step 5: Solve for x
    x = 24,040,371.94/5,419.59
  6. Step 6: Final answer
    x = 4,435.83

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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.