Home / 4,868.96-6,718.49-2,744.15

Finding the Fourth Proportional to 4,868.96, 6,718.49 and 2,744.15

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Solution

The fourth proportional to 4,868.96, 6,718.49 and 2,744.15 is: 3,786.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.96 : 6,718.49 = 2,744.15 : x
  2. Step 2: Convert to fraction form
    4,868.96/6,718.49 = 2,744.15/x
  3. Step 3: Cross multiply
    4,868.96x = 6,718.49 × 2,744.15
  4. Step 4: Simplify right side
    4,868.96x = 18,436,579.43
  5. Step 5: Solve for x
    x = 18,436,579.43/4,868.96
  6. Step 6: Final answer
    x = 3,786.55

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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.