Home / 4,876.44-6,728.99-2,751.78

Finding the Fourth Proportional to 4,876.44, 6,728.99 and 2,751.78

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Solution

The fourth proportional to 4,876.44, 6,728.99 and 2,751.78 is: 3,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.44 : 6,728.99 = 2,751.78 : x
  2. Step 2: Convert to fraction form
    4,876.44/6,728.99 = 2,751.78/x
  3. Step 3: Cross multiply
    4,876.44x = 6,728.99 × 2,751.78
  4. Step 4: Simplify right side
    4,876.44x = 18,516,666.46
  5. Step 5: Solve for x
    x = 18,516,666.46/4,876.44
  6. Step 6: Final answer
    x = 3,797.17

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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.