Home / 4,910.28-6,776.04-2,672.04

Finding the Fourth Proportional to 4,910.28, 6,776.04 and 2,672.04

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Solution

The fourth proportional to 4,910.28, 6,776.04 and 2,672.04 is: 3,687.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.28 : 6,776.04 = 2,672.04 : x
  2. Step 2: Convert to fraction form
    4,910.28/6,776.04 = 2,672.04/x
  3. Step 3: Cross multiply
    4,910.28x = 6,776.04 × 2,672.04
  4. Step 4: Simplify right side
    4,910.28x = 18,105,849.92
  5. Step 5: Solve for x
    x = 18,105,849.92/4,910.28
  6. Step 6: Final answer
    x = 3,687.34

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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.