Home / 6,854.28-10,278.94-2,470.56

Finding the Fourth Proportional to 6,854.28, 10,278.94 and 2,470.56

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Solution

The fourth proportional to 6,854.28, 10,278.94 and 2,470.56 is: 3,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.28 : 10,278.94 = 2,470.56 : x
  2. Step 2: Convert to fraction form
    6,854.28/10,278.94 = 2,470.56/x
  3. Step 3: Cross multiply
    6,854.28x = 10,278.94 × 2,470.56
  4. Step 4: Simplify right side
    6,854.28x = 25,394,738.01
  5. Step 5: Solve for x
    x = 25,394,738.01/6,854.28
  6. Step 6: Final answer
    x = 3,704.95

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1.5x scale

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.