Home / 4,983.88-6,877.84-2,745.86

Finding the Fourth Proportional to 4,983.88, 6,877.84 and 2,745.86

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Solution

The fourth proportional to 4,983.88, 6,877.84 and 2,745.86 is: 3,789.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.88 : 6,877.84 = 2,745.86 : x
  2. Step 2: Convert to fraction form
    4,983.88/6,877.84 = 2,745.86/x
  3. Step 3: Cross multiply
    4,983.88x = 6,877.84 × 2,745.86
  4. Step 4: Simplify right side
    4,983.88x = 18,885,585.74
  5. Step 5: Solve for x
    x = 18,885,585.74/4,983.88
  6. Step 6: Final answer
    x = 3,789.33

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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.