Home / 4,883.24-6,738.84-2,787.36

Finding the Fourth Proportional to 4,883.24, 6,738.84 and 2,787.36

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Solution

The fourth proportional to 4,883.24, 6,738.84 and 2,787.36 is: 3,846.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.24 : 6,738.84 = 2,787.36 : x
  2. Step 2: Convert to fraction form
    4,883.24/6,738.84 = 2,787.36/x
  3. Step 3: Cross multiply
    4,883.24x = 6,738.84 × 2,787.36
  4. Step 4: Simplify right side
    4,883.24x = 18,783,573.06
  5. Step 5: Solve for x
    x = 18,783,573.06/4,883.24
  6. Step 6: Final answer
    x = 3,846.54

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1.5x scale

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.