Home / 3,306.44-4,562.70-1,979.84

Finding the Fourth Proportional to 3,306.44, 4,562.70 and 1,979.84

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Solution

The fourth proportional to 3,306.44, 4,562.70 and 1,979.84 is: 2,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.44 : 4,562.70 = 1,979.84 : x
  2. Step 2: Convert to fraction form
    3,306.44/4,562.70 = 1,979.84/x
  3. Step 3: Cross multiply
    3,306.44x = 4,562.70 × 1,979.84
  4. Step 4: Simplify right side
    3,306.44x = 9,033,415.97
  5. Step 5: Solve for x
    x = 9,033,415.97/3,306.44
  6. Step 6: Final answer
    x = 2,732.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.