Home / 6,115.23-9,174.24-2,219.64

Finding the Fourth Proportional to 6,115.23, 9,174.24 and 2,219.64

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Solution

The fourth proportional to 6,115.23, 9,174.24 and 2,219.64 is: 3,329.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.23 : 9,174.24 = 2,219.64 : x
  2. Step 2: Convert to fraction form
    6,115.23/9,174.24 = 2,219.64/x
  3. Step 3: Cross multiply
    6,115.23x = 9,174.24 × 2,219.64
  4. Step 4: Simplify right side
    6,115.23x = 20,363,464.20
  5. Step 5: Solve for x
    x = 20,363,464.20/6,115.23
  6. Step 6: Final answer
    x = 3,329.96

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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.