Home / 6,251.49-9,366.69-3,778.74

Finding the Fourth Proportional to 6,251.49, 9,366.69 and 3,778.74

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Solution

The fourth proportional to 6,251.49, 9,366.69 and 3,778.74 is: 5,661.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.49 : 9,366.69 = 3,778.74 : x
  2. Step 2: Convert to fraction form
    6,251.49/9,366.69 = 3,778.74/x
  3. Step 3: Cross multiply
    6,251.49x = 9,366.69 × 3,778.74
  4. Step 4: Simplify right side
    6,251.49x = 35,394,286.17
  5. Step 5: Solve for x
    x = 35,394,286.17/6,251.49
  6. Step 6: Final answer
    x = 5,661.74

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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.