Home / 3,217.14-4,823.82-1,755.90

Finding the Fourth Proportional to 3,217.14, 4,823.82 and 1,755.90

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Solution

The fourth proportional to 3,217.14, 4,823.82 and 1,755.90 is: 2,632.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.14 : 4,823.82 = 1,755.90 : x
  2. Step 2: Convert to fraction form
    3,217.14/4,823.82 = 1,755.90/x
  3. Step 3: Cross multiply
    3,217.14x = 4,823.82 × 1,755.90
  4. Step 4: Simplify right side
    3,217.14x = 8,470,145.54
  5. Step 5: Solve for x
    x = 8,470,145.54/3,217.14
  6. Step 6: Final answer
    x = 2,632.82

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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.