Home / 6,120.46-8,446.05-3,601.99

Finding the Fourth Proportional to 6,120.46, 8,446.05 and 3,601.99

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Solution

The fourth proportional to 6,120.46, 8,446.05 and 3,601.99 is: 4,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.46 : 8,446.05 = 3,601.99 : x
  2. Step 2: Convert to fraction form
    6,120.46/8,446.05 = 3,601.99/x
  3. Step 3: Cross multiply
    6,120.46x = 8,446.05 × 3,601.99
  4. Step 4: Simplify right side
    6,120.46x = 30,422,587.64
  5. Step 5: Solve for x
    x = 30,422,587.64/6,120.46
  6. Step 6: Final answer
    x = 4,970.64

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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.