Home / 3,310.73-4,966.74-1,119.82

Finding the Fourth Proportional to 3,310.73, 4,966.74 and 1,119.82

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Solution

The fourth proportional to 3,310.73, 4,966.74 and 1,119.82 is: 1,679.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.73 : 4,966.74 = 1,119.82 : x
  2. Step 2: Convert to fraction form
    3,310.73/4,966.74 = 1,119.82/x
  3. Step 3: Cross multiply
    3,310.73x = 4,966.74 × 1,119.82
  4. Step 4: Simplify right side
    3,310.73x = 5,561,824.35
  5. Step 5: Solve for x
    x = 5,561,824.35/3,310.73
  6. Step 6: Final answer
    x = 1,679.94

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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.