Home / 3,246.94-4,872.57-1,787.19

Finding the Fourth Proportional to 3,246.94, 4,872.57 and 1,787.19

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Solution

The fourth proportional to 3,246.94, 4,872.57 and 1,787.19 is: 2,681.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.94 : 4,872.57 = 1,787.19 : x
  2. Step 2: Convert to fraction form
    3,246.94/4,872.57 = 1,787.19/x
  3. Step 3: Cross multiply
    3,246.94x = 4,872.57 × 1,787.19
  4. Step 4: Simplify right side
    3,246.94x = 8,708,208.38
  5. Step 5: Solve for x
    x = 8,708,208.38/3,246.94
  6. Step 6: Final answer
    x = 2,681.97

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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.