Home / 3,331.83-4,998.28-1,251.99

Finding the Fourth Proportional to 3,331.83, 4,998.28 and 1,251.99

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Solution

The fourth proportional to 3,331.83, 4,998.28 and 1,251.99 is: 1,878.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.83 : 4,998.28 = 1,251.99 : x
  2. Step 2: Convert to fraction form
    3,331.83/4,998.28 = 1,251.99/x
  3. Step 3: Cross multiply
    3,331.83x = 4,998.28 × 1,251.99
  4. Step 4: Simplify right side
    3,331.83x = 6,257,796.58
  5. Step 5: Solve for x
    x = 6,257,796.58/3,331.83
  6. Step 6: Final answer
    x = 1,878.19

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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.