Home / 3,404.12-5,107.80-3,297.20

Finding the Fourth Proportional to 3,404.12, 5,107.80 and 3,297.20

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Solution

The fourth proportional to 3,404.12, 5,107.80 and 3,297.20 is: 4,947.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404.12 : 5,107.80 = 3,297.20 : x
  2. Step 2: Convert to fraction form
    3,404.12/5,107.80 = 3,297.20/x
  3. Step 3: Cross multiply
    3,404.12x = 5,107.80 × 3,297.20
  4. Step 4: Simplify right side
    3,404.12x = 16,841,438.16
  5. Step 5: Solve for x
    x = 16,841,438.16/3,404.12
  6. Step 6: Final answer
    x = 4,947.37

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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.