Home / 2,744.87-3,787.91-1,485.92

Finding the Fourth Proportional to 2,744.87, 3,787.91 and 1,485.92

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Solution

The fourth proportional to 2,744.87, 3,787.91 and 1,485.92 is: 2,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.87 : 3,787.91 = 1,485.92 : x
  2. Step 2: Convert to fraction form
    2,744.87/3,787.91 = 1,485.92/x
  3. Step 3: Cross multiply
    2,744.87x = 3,787.91 × 1,485.92
  4. Step 4: Simplify right side
    2,744.87x = 5,628,523.80
  5. Step 5: Solve for x
    x = 5,628,523.80/2,744.87
  6. Step 6: Final answer
    x = 2,050.56

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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.