Home / 6,399.18-9,589.41-2,836.98

Finding the Fourth Proportional to 6,399.18, 9,589.41 and 2,836.98

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Solution

The fourth proportional to 6,399.18, 9,589.41 and 2,836.98 is: 4,251.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399.18 : 9,589.41 = 2,836.98 : x
  2. Step 2: Convert to fraction form
    6,399.18/9,589.41 = 2,836.98/x
  3. Step 3: Cross multiply
    6,399.18x = 9,589.41 × 2,836.98
  4. Step 4: Simplify right side
    6,399.18x = 27,204,964.38
  5. Step 5: Solve for x
    x = 27,204,964.38/6,399.18
  6. Step 6: Final answer
    x = 4,251.32

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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.