Home / 6,220.68-8,583.66-3,568.20

Finding the Fourth Proportional to 6,220.68, 8,583.66 and 3,568.20

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Solution

The fourth proportional to 6,220.68, 8,583.66 and 3,568.20 is: 4,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.68 : 8,583.66 = 3,568.20 : x
  2. Step 2: Convert to fraction form
    6,220.68/8,583.66 = 3,568.20/x
  3. Step 3: Cross multiply
    6,220.68x = 8,583.66 × 3,568.20
  4. Step 4: Simplify right side
    6,220.68x = 30,628,215.61
  5. Step 5: Solve for x
    x = 30,628,215.61/6,220.68
  6. Step 6: Final answer
    x = 4,923.61

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Half scale
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Double scale
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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.