Home / 4,419.96-6,629.83-1,299.88

Finding the Fourth Proportional to 4,419.96, 6,629.83 and 1,299.88

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Solution

The fourth proportional to 4,419.96, 6,629.83 and 1,299.88 is: 1,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.96 : 6,629.83 = 1,299.88 : x
  2. Step 2: Convert to fraction form
    4,419.96/6,629.83 = 1,299.88/x
  3. Step 3: Cross multiply
    4,419.96x = 6,629.83 × 1,299.88
  4. Step 4: Simplify right side
    4,419.96x = 8,617,983.42
  5. Step 5: Solve for x
    x = 8,617,983.42/4,419.96
  6. Step 6: Final answer
    x = 1,949.79

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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.