Home / 6,517.36-9,777.60-2,134.88

Finding the Fourth Proportional to 6,517.36, 9,777.60 and 2,134.88

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Solution

The fourth proportional to 6,517.36, 9,777.60 and 2,134.88 is: 3,202.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.36 : 9,777.60 = 2,134.88 : x
  2. Step 2: Convert to fraction form
    6,517.36/9,777.60 = 2,134.88/x
  3. Step 3: Cross multiply
    6,517.36x = 9,777.60 × 2,134.88
  4. Step 4: Simplify right side
    6,517.36x = 20,874,002.69
  5. Step 5: Solve for x
    x = 20,874,002.69/6,517.36
  6. Step 6: Final answer
    x = 3,202.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.