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Finding the Fourth Proportional to 2,494.08, 3,441.79 and 1,431.87

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Solution

The fourth proportional to 2,494.08, 3,441.79 and 1,431.87 is: 1,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494.08 : 3,441.79 = 1,431.87 : x
  2. Step 2: Convert to fraction form
    2,494.08/3,441.79 = 1,431.87/x
  3. Step 3: Cross multiply
    2,494.08x = 3,441.79 × 1,431.87
  4. Step 4: Simplify right side
    2,494.08x = 4,928,184.73
  5. Step 5: Solve for x
    x = 4,928,184.73/2,494.08
  6. Step 6: Final answer
    x = 1,975.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.