Home / 3,414.24-4,711.19-1,921.95

Finding the Fourth Proportional to 3,414.24, 4,711.19 and 1,921.95

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Solution

The fourth proportional to 3,414.24, 4,711.19 and 1,921.95 is: 2,652.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.24 : 4,711.19 = 1,921.95 : x
  2. Step 2: Convert to fraction form
    3,414.24/4,711.19 = 1,921.95/x
  3. Step 3: Cross multiply
    3,414.24x = 4,711.19 × 1,921.95
  4. Step 4: Simplify right side
    3,414.24x = 9,054,662.01
  5. Step 5: Solve for x
    x = 9,054,662.01/3,414.24
  6. Step 6: Final answer
    x = 2,652.03

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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.