Home / 4,119.66-6,179.49-1,654.02

Finding the Fourth Proportional to 4,119.66, 6,179.49 and 1,654.02

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Solution

The fourth proportional to 4,119.66, 6,179.49 and 1,654.02 is: 2,481.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.66 : 6,179.49 = 1,654.02 : x
  2. Step 2: Convert to fraction form
    4,119.66/6,179.49 = 1,654.02/x
  3. Step 3: Cross multiply
    4,119.66x = 6,179.49 × 1,654.02
  4. Step 4: Simplify right side
    4,119.66x = 10,221,000.05
  5. Step 5: Solve for x
    x = 10,221,000.05/4,119.66
  6. Step 6: Final answer
    x = 2,481.03

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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.