Home / 2,993.28-4,131.66-2,433.30

Finding the Fourth Proportional to 2,993.28, 4,131.66 and 2,433.30

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Solution

The fourth proportional to 2,993.28, 4,131.66 and 2,433.30 is: 3,358.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.28 : 4,131.66 = 2,433.30 : x
  2. Step 2: Convert to fraction form
    2,993.28/4,131.66 = 2,433.30/x
  3. Step 3: Cross multiply
    2,993.28x = 4,131.66 × 2,433.30
  4. Step 4: Simplify right side
    2,993.28x = 10,053,568.28
  5. Step 5: Solve for x
    x = 10,053,568.28/2,993.28
  6. Step 6: Final answer
    x = 3,358.71

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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.