Home / 4,914.46-6,782.04-2,789.94

Finding the Fourth Proportional to 4,914.46, 6,782.04 and 2,789.94

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Solution

The fourth proportional to 4,914.46, 6,782.04 and 2,789.94 is: 3,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.46 : 6,782.04 = 2,789.94 : x
  2. Step 2: Convert to fraction form
    4,914.46/6,782.04 = 2,789.94/x
  3. Step 3: Cross multiply
    4,914.46x = 6,782.04 × 2,789.94
  4. Step 4: Simplify right side
    4,914.46x = 18,921,484.68
  5. Step 5: Solve for x
    x = 18,921,484.68/4,914.46
  6. Step 6: Final answer
    x = 3,850.17

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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.