Home / 6,105.38-9,158.08-2,208.88

Finding the Fourth Proportional to 6,105.38, 9,158.08 and 2,208.88

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Solution

The fourth proportional to 6,105.38, 9,158.08 and 2,208.88 is: 3,313.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.38 : 9,158.08 = 2,208.88 : x
  2. Step 2: Convert to fraction form
    6,105.38/9,158.08 = 2,208.88/x
  3. Step 3: Cross multiply
    6,105.38x = 9,158.08 × 2,208.88
  4. Step 4: Simplify right side
    6,105.38x = 20,229,099.75
  5. Step 5: Solve for x
    x = 20,229,099.75/6,105.38
  6. Step 6: Final answer
    x = 3,313.32

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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.