Home / 4,883.49-6,739.18-2,787.61

Finding the Fourth Proportional to 4,883.49, 6,739.18 and 2,787.61

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Solution

The fourth proportional to 4,883.49, 6,739.18 and 2,787.61 is: 3,846.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.49 : 6,739.18 = 2,787.61 : x
  2. Step 2: Convert to fraction form
    4,883.49/6,739.18 = 2,787.61/x
  3. Step 3: Cross multiply
    4,883.49x = 6,739.18 × 2,787.61
  4. Step 4: Simplify right side
    4,883.49x = 18,786,205.56
  5. Step 5: Solve for x
    x = 18,786,205.56/4,883.49
  6. Step 6: Final answer
    x = 3,846.88

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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.