Home / 6,667.10-9,993.46-3,380.46

Finding the Fourth Proportional to 6,667.10, 9,993.46 and 3,380.46

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Solution

The fourth proportional to 6,667.10, 9,993.46 and 3,380.46 is: 5,067.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667.10 : 9,993.46 = 3,380.46 : x
  2. Step 2: Convert to fraction form
    6,667.10/9,993.46 = 3,380.46/x
  3. Step 3: Cross multiply
    6,667.10x = 9,993.46 × 3,380.46
  4. Step 4: Simplify right side
    6,667.10x = 33,782,491.79
  5. Step 5: Solve for x
    x = 33,782,491.79/6,667.10
  6. Step 6: Final answer
    x = 5,067.04

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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.