Home / 6,776.75-9,351.61-3,751.99

Finding the Fourth Proportional to 6,776.75, 9,351.61 and 3,751.99

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Solution

The fourth proportional to 6,776.75, 9,351.61 and 3,751.99 is: 5,177.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,776.75 : 9,351.61 = 3,751.99 : x
  2. Step 2: Convert to fraction form
    6,776.75/9,351.61 = 3,751.99/x
  3. Step 3: Cross multiply
    6,776.75x = 9,351.61 × 3,751.99
  4. Step 4: Simplify right side
    6,776.75x = 35,087,147.20
  5. Step 5: Solve for x
    x = 35,087,147.20/6,776.75
  6. Step 6: Final answer
    x = 5,177.58

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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.