Home / 10,941.20-16,414.68-3,150.64

Finding the Fourth Proportional to 10,941.20, 16,414.68 and 3,150.64

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Solution

The fourth proportional to 10,941.20, 16,414.68 and 3,150.64 is: 4,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941.20 : 16,414.68 = 3,150.64 : x
  2. Step 2: Convert to fraction form
    10,941.20/16,414.68 = 3,150.64/x
  3. Step 3: Cross multiply
    10,941.20x = 16,414.68 × 3,150.64
  4. Step 4: Simplify right side
    10,941.20x = 51,716,747.40
  5. Step 5: Solve for x
    x = 51,716,747.40/10,941.20
  6. Step 6: Final answer
    x = 4,726.79

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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.