Home / 3,469.37-5,198.58-1,907.04

Finding the Fourth Proportional to 3,469.37, 5,198.58 and 1,907.04

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Solution

The fourth proportional to 3,469.37, 5,198.58 and 1,907.04 is: 2,857.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.37 : 5,198.58 = 1,907.04 : x
  2. Step 2: Convert to fraction form
    3,469.37/5,198.58 = 1,907.04/x
  3. Step 3: Cross multiply
    3,469.37x = 5,198.58 × 1,907.04
  4. Step 4: Simplify right side
    3,469.37x = 9,913,919.50
  5. Step 5: Solve for x
    x = 9,913,919.50/3,469.37
  6. Step 6: Final answer
    x = 2,857.56

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1.5x scale

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.