Home / 3,758.70-5,175.12-3,310.27

Finding the Fourth Proportional to 3,758.70, 5,175.12 and 3,310.27

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Solution

The fourth proportional to 3,758.70, 5,175.12 and 3,310.27 is: 4,557.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.70 : 5,175.12 = 3,310.27 : x
  2. Step 2: Convert to fraction form
    3,758.70/5,175.12 = 3,310.27/x
  3. Step 3: Cross multiply
    3,758.70x = 5,175.12 × 3,310.27
  4. Step 4: Simplify right side
    3,758.70x = 17,131,043.96
  5. Step 5: Solve for x
    x = 17,131,043.96/3,758.70
  6. Step 6: Final answer
    x = 4,557.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.