Home / 6,238.62-8,609.44-3,406.10

Finding the Fourth Proportional to 6,238.62, 8,609.44 and 3,406.10

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Solution

The fourth proportional to 6,238.62, 8,609.44 and 3,406.10 is: 4,700.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.62 : 8,609.44 = 3,406.10 : x
  2. Step 2: Convert to fraction form
    6,238.62/8,609.44 = 3,406.10/x
  3. Step 3: Cross multiply
    6,238.62x = 8,609.44 × 3,406.10
  4. Step 4: Simplify right side
    6,238.62x = 29,324,616.84
  5. Step 5: Solve for x
    x = 29,324,616.84/6,238.62
  6. Step 6: Final answer
    x = 4,700.50

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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.