Home / 3,772.38-5,205.75-2,093.85

Finding the Fourth Proportional to 3,772.38, 5,205.75 and 2,093.85

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Solution

The fourth proportional to 3,772.38, 5,205.75 and 2,093.85 is: 2,889.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.38 : 5,205.75 = 2,093.85 : x
  2. Step 2: Convert to fraction form
    3,772.38/5,205.75 = 2,093.85/x
  3. Step 3: Cross multiply
    3,772.38x = 5,205.75 × 2,093.85
  4. Step 4: Simplify right side
    3,772.38x = 10,900,059.64
  5. Step 5: Solve for x
    x = 10,900,059.64/3,772.38
  6. Step 6: Final answer
    x = 2,889.44

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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.