Home / 6,765.37-9,336.65-3,781.33

Finding the Fourth Proportional to 6,765.37, 9,336.65 and 3,781.33

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Solution

The fourth proportional to 6,765.37, 9,336.65 and 3,781.33 is: 5,218.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.37 : 9,336.65 = 3,781.33 : x
  2. Step 2: Convert to fraction form
    6,765.37/9,336.65 = 3,781.33/x
  3. Step 3: Cross multiply
    6,765.37x = 9,336.65 × 3,781.33
  4. Step 4: Simplify right side
    6,765.37x = 35,304,912.50
  5. Step 5: Solve for x
    x = 35,304,912.50/6,765.37
  6. Step 6: Final answer
    x = 5,218.48

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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.