Home / 6,760.80-9,329.93-3,776.75

Finding the Fourth Proportional to 6,760.80, 9,329.93 and 3,776.75

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Solution

The fourth proportional to 6,760.80, 9,329.93 and 3,776.75 is: 5,211.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.80 : 9,329.93 = 3,776.75 : x
  2. Step 2: Convert to fraction form
    6,760.80/9,329.93 = 3,776.75/x
  3. Step 3: Cross multiply
    6,760.80x = 9,329.93 × 3,776.75
  4. Step 4: Simplify right side
    6,760.80x = 35,236,796.74
  5. Step 5: Solve for x
    x = 35,236,796.74/6,760.80
  6. Step 6: Final answer
    x = 5,211.93

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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.