Home / 3,517.72-5,276.57-1,052.54

Finding the Fourth Proportional to 3,517.72, 5,276.57 and 1,052.54

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Solution

The fourth proportional to 3,517.72, 5,276.57 and 1,052.54 is: 1,578.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.72 : 5,276.57 = 1,052.54 : x
  2. Step 2: Convert to fraction form
    3,517.72/5,276.57 = 1,052.54/x
  3. Step 3: Cross multiply
    3,517.72x = 5,276.57 × 1,052.54
  4. Step 4: Simplify right side
    3,517.72x = 5,553,800.99
  5. Step 5: Solve for x
    x = 5,553,800.99/3,517.72
  6. Step 6: Final answer
    x = 1,578.81

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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.