Home / 2,933.68-4,398.09-1,084.45

Finding the Fourth Proportional to 2,933.68, 4,398.09 and 1,084.45

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Solution

The fourth proportional to 2,933.68, 4,398.09 and 1,084.45 is: 1,625.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.68 : 4,398.09 = 1,084.45 : x
  2. Step 2: Convert to fraction form
    2,933.68/4,398.09 = 1,084.45/x
  3. Step 3: Cross multiply
    2,933.68x = 4,398.09 × 1,084.45
  4. Step 4: Simplify right side
    2,933.68x = 4,769,508.70
  5. Step 5: Solve for x
    x = 4,769,508.70/2,933.68
  6. Step 6: Final answer
    x = 1,625.78

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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.