Home / 3,175.16-4,754.46-2,555.48

Finding the Fourth Proportional to 3,175.16, 4,754.46 and 2,555.48

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Solution

The fourth proportional to 3,175.16, 4,754.46 and 2,555.48 is: 3,826.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.16 : 4,754.46 = 2,555.48 : x
  2. Step 2: Convert to fraction form
    3,175.16/4,754.46 = 2,555.48/x
  3. Step 3: Cross multiply
    3,175.16x = 4,754.46 × 2,555.48
  4. Step 4: Simplify right side
    3,175.16x = 12,149,927.44
  5. Step 5: Solve for x
    x = 12,149,927.44/3,175.16
  6. Step 6: Final answer
    x = 3,826.56

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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.