Home / 5,310.31-7,961.82-2,347.33

Finding the Fourth Proportional to 5,310.31, 7,961.82 and 2,347.33

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Solution

The fourth proportional to 5,310.31, 7,961.82 and 2,347.33 is: 3,519.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.31 : 7,961.82 = 2,347.33 : x
  2. Step 2: Convert to fraction form
    5,310.31/7,961.82 = 2,347.33/x
  3. Step 3: Cross multiply
    5,310.31x = 7,961.82 × 2,347.33
  4. Step 4: Simplify right side
    5,310.31x = 18,689,018.94
  5. Step 5: Solve for x
    x = 18,689,018.94/5,310.31
  6. Step 6: Final answer
    x = 3,519.38

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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.