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Finding the Fourth Proportional to 2,744.66, 3,787.88 and 1,625.86

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Solution

The fourth proportional to 2,744.66, 3,787.88 and 1,625.86 is: 2,243.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.66 : 3,787.88 = 1,625.86 : x
  2. Step 2: Convert to fraction form
    2,744.66/3,787.88 = 1,625.86/x
  3. Step 3: Cross multiply
    2,744.66x = 3,787.88 × 1,625.86
  4. Step 4: Simplify right side
    2,744.66x = 6,158,535.51
  5. Step 5: Solve for x
    x = 6,158,535.51/2,744.66
  6. Step 6: Final answer
    x = 2,243.82

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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.