Home / 6,691.20-10,033.68-2,993.46

Finding the Fourth Proportional to 6,691.20, 10,033.68 and 2,993.46

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Solution

The fourth proportional to 6,691.20, 10,033.68 and 2,993.46 is: 4,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.20 : 10,033.68 = 2,993.46 : x
  2. Step 2: Convert to fraction form
    6,691.20/10,033.68 = 2,993.46/x
  3. Step 3: Cross multiply
    6,691.20x = 10,033.68 × 2,993.46
  4. Step 4: Simplify right side
    6,691.20x = 30,035,419.73
  5. Step 5: Solve for x
    x = 30,035,419.73/6,691.20
  6. Step 6: Final answer
    x = 4,488.79

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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.