Home / 3,474.08-4,787.91-2,744.18

Finding the Fourth Proportional to 3,474.08, 4,787.91 and 2,744.18

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Solution

The fourth proportional to 3,474.08, 4,787.91 and 2,744.18 is: 3,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.08 : 4,787.91 = 2,744.18 : x
  2. Step 2: Convert to fraction form
    3,474.08/4,787.91 = 2,744.18/x
  3. Step 3: Cross multiply
    3,474.08x = 4,787.91 × 2,744.18
  4. Step 4: Simplify right side
    3,474.08x = 13,138,886.86
  5. Step 5: Solve for x
    x = 13,138,886.86/3,474.08
  6. Step 6: Final answer
    x = 3,781.98

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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.