Home / 6,776.95-9,351.86-3,792.79

Finding the Fourth Proportional to 6,776.95, 9,351.86 and 3,792.79

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Solution

The fourth proportional to 6,776.95, 9,351.86 and 3,792.79 is: 5,233.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.95 : 9,351.86 = 3,792.79 : x
  2. Step 2: Convert to fraction form
    6,776.95/9,351.86 = 3,792.79/x
  3. Step 3: Cross multiply
    6,776.95x = 9,351.86 × 3,792.79
  4. Step 4: Simplify right side
    6,776.95x = 35,469,622.13
  5. Step 5: Solve for x
    x = 35,469,622.13/6,776.95
  6. Step 6: Final answer
    x = 5,233.86

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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.