Home / 3,029.05-4,179.97-1,770.18

Finding the Fourth Proportional to 3,029.05, 4,179.97 and 1,770.18

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Solution

The fourth proportional to 3,029.05, 4,179.97 and 1,770.18 is: 2,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.05 : 4,179.97 = 1,770.18 : x
  2. Step 2: Convert to fraction form
    3,029.05/4,179.97 = 1,770.18/x
  3. Step 3: Cross multiply
    3,029.05x = 4,179.97 × 1,770.18
  4. Step 4: Simplify right side
    3,029.05x = 7,399,299.29
  5. Step 5: Solve for x
    x = 7,399,299.29/3,029.05
  6. Step 6: Final answer
    x = 2,442.78

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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.