Home / 6,760.20-9,327-3,775.64

Finding the Fourth Proportional to 6,760.20, 9,327 and 3,775.64

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Solution

The fourth proportional to 6,760.20, 9,327 and 3,775.64 is: 5,209.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.20 : 9,327 = 3,775.64 : x
  2. Step 2: Convert to fraction form
    6,760.20/9,327 = 3,775.64/x
  3. Step 3: Cross multiply
    6,760.20x = 9,327 × 3,775.64
  4. Step 4: Simplify right side
    6,760.20x = 35,215,394.28
  5. Step 5: Solve for x
    x = 35,215,394.28/6,760.20
  6. Step 6: Final answer
    x = 5,209.22

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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.