Home / 3,229.48-4,839.96-1,474.71

Finding the Fourth Proportional to 3,229.48, 4,839.96 and 1,474.71

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Solution

The fourth proportional to 3,229.48, 4,839.96 and 1,474.71 is: 2,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.48 : 4,839.96 = 1,474.71 : x
  2. Step 2: Convert to fraction form
    3,229.48/4,839.96 = 1,474.71/x
  3. Step 3: Cross multiply
    3,229.48x = 4,839.96 × 1,474.71
  4. Step 4: Simplify right side
    3,229.48x = 7,137,537.41
  5. Step 5: Solve for x
    x = 7,137,537.41/3,229.48
  6. Step 6: Final answer
    x = 2,210.12

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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.