Home / 3,324.73-4,986.89-1,376.88

Finding the Fourth Proportional to 3,324.73, 4,986.89 and 1,376.88

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Solution

The fourth proportional to 3,324.73, 4,986.89 and 1,376.88 is: 2,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.73 : 4,986.89 = 1,376.88 : x
  2. Step 2: Convert to fraction form
    3,324.73/4,986.89 = 1,376.88/x
  3. Step 3: Cross multiply
    3,324.73x = 4,986.89 × 1,376.88
  4. Step 4: Simplify right side
    3,324.73x = 6,866,349.10
  5. Step 5: Solve for x
    x = 6,866,349.10/3,324.73
  6. Step 6: Final answer
    x = 2,065.24

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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.