Home / 3,225.45-4,834.94-1,761.57

Finding the Fourth Proportional to 3,225.45, 4,834.94 and 1,761.57

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Solution

The fourth proportional to 3,225.45, 4,834.94 and 1,761.57 is: 2,640.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.45 : 4,834.94 = 1,761.57 : x
  2. Step 2: Convert to fraction form
    3,225.45/4,834.94 = 1,761.57/x
  3. Step 3: Cross multiply
    3,225.45x = 4,834.94 × 1,761.57
  4. Step 4: Simplify right side
    3,225.45x = 8,517,076.45
  5. Step 5: Solve for x
    x = 8,517,076.45/3,225.45
  6. Step 6: Final answer
    x = 2,640.59

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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.