Home / 2,944.20-4,416.30-1,299.90

Finding the Fourth Proportional to 2,944.20, 4,416.30 and 1,299.90

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Solution

The fourth proportional to 2,944.20, 4,416.30 and 1,299.90 is: 1,949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.20 : 4,416.30 = 1,299.90 : x
  2. Step 2: Convert to fraction form
    2,944.20/4,416.30 = 1,299.90/x
  3. Step 3: Cross multiply
    2,944.20x = 4,416.30 × 1,299.90
  4. Step 4: Simplify right side
    2,944.20x = 5,740,748.37
  5. Step 5: Solve for x
    x = 5,740,748.37/2,944.20
  6. Step 6: Final answer
    x = 1,949.85

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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.