Home / 3,061.19-4,226.42-1,928.49

Finding the Fourth Proportional to 3,061.19, 4,226.42 and 1,928.49

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Solution

The fourth proportional to 3,061.19, 4,226.42 and 1,928.49 is: 2,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.19 : 4,226.42 = 1,928.49 : x
  2. Step 2: Convert to fraction form
    3,061.19/4,226.42 = 1,928.49/x
  3. Step 3: Cross multiply
    3,061.19x = 4,226.42 × 1,928.49
  4. Step 4: Simplify right side
    3,061.19x = 8,150,599.06
  5. Step 5: Solve for x
    x = 8,150,599.06/3,061.19
  6. Step 6: Final answer
    x = 2,662.56

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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.