Home / 3,472.27-4,787.91-2,211.91

Finding the Fourth Proportional to 3,472.27, 4,787.91 and 2,211.91

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Solution

The fourth proportional to 3,472.27, 4,787.91 and 2,211.91 is: 3,050.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.27 : 4,787.91 = 2,211.91 : x
  2. Step 2: Convert to fraction form
    3,472.27/4,787.91 = 2,211.91/x
  3. Step 3: Cross multiply
    3,472.27x = 4,787.91 × 2,211.91
  4. Step 4: Simplify right side
    3,472.27x = 10,590,414.04
  5. Step 5: Solve for x
    x = 10,590,414.04/3,472.27
  6. Step 6: Final answer
    x = 3,050.00

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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.