Home / 6,776.64-9,351.84-3,792.76

Finding the Fourth Proportional to 6,776.64, 9,351.84 and 3,792.76

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Solution

The fourth proportional to 6,776.64, 9,351.84 and 3,792.76 is: 5,234.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.64 : 9,351.84 = 3,792.76 : x
  2. Step 2: Convert to fraction form
    6,776.64/9,351.84 = 3,792.76/x
  3. Step 3: Cross multiply
    6,776.64x = 9,351.84 × 3,792.76
  4. Step 4: Simplify right side
    6,776.64x = 35,469,284.68
  5. Step 5: Solve for x
    x = 35,469,284.68/6,776.64
  6. Step 6: Final answer
    x = 5,234.05

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1.5x scale

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.