Home / 6,120.32-8,446.28-3,467.75

Finding the Fourth Proportional to 6,120.32, 8,446.28 and 3,467.75

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Solution

The fourth proportional to 6,120.32, 8,446.28 and 3,467.75 is: 4,785.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.32 : 8,446.28 = 3,467.75 : x
  2. Step 2: Convert to fraction form
    6,120.32/8,446.28 = 3,467.75/x
  3. Step 3: Cross multiply
    6,120.32x = 8,446.28 × 3,467.75
  4. Step 4: Simplify right side
    6,120.32x = 29,289,527.90
  5. Step 5: Solve for x
    x = 29,289,527.90/6,120.32
  6. Step 6: Final answer
    x = 4,785.62

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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.