Home / 6,849.28-10,273.92-3,929.44

Finding the Fourth Proportional to 6,849.28, 10,273.92 and 3,929.44

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Solution

The fourth proportional to 6,849.28, 10,273.92 and 3,929.44 is: 5,894.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849.28 : 10,273.92 = 3,929.44 : x
  2. Step 2: Convert to fraction form
    6,849.28/10,273.92 = 3,929.44/x
  3. Step 3: Cross multiply
    6,849.28x = 10,273.92 × 3,929.44
  4. Step 4: Simplify right side
    6,849.28x = 40,370,752.20
  5. Step 5: Solve for x
    x = 40,370,752.20/6,849.28
  6. Step 6: Final answer
    x = 5,894.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.