Home / 9,777.56-13,489.92-5,996.84

Finding the Fourth Proportional to 9,777.56, 13,489.92 and 5,996.84

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Solution

The fourth proportional to 9,777.56, 13,489.92 and 5,996.84 is: 8,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777.56 : 13,489.92 = 5,996.84 : x
  2. Step 2: Convert to fraction form
    9,777.56/13,489.92 = 5,996.84/x
  3. Step 3: Cross multiply
    9,777.56x = 13,489.92 × 5,996.84
  4. Step 4: Simplify right side
    9,777.56x = 80,896,891.85
  5. Step 5: Solve for x
    x = 80,896,891.85/9,777.56
  6. Step 6: Final answer
    x = 8,273.73

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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.