Home / 4,816.50-7,224.75-3,231.61

Finding the Fourth Proportional to 4,816.50, 7,224.75 and 3,231.61

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Solution

The fourth proportional to 4,816.50, 7,224.75 and 3,231.61 is: 4,847.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.50 : 7,224.75 = 3,231.61 : x
  2. Step 2: Convert to fraction form
    4,816.50/7,224.75 = 3,231.61/x
  3. Step 3: Cross multiply
    4,816.50x = 7,224.75 × 3,231.61
  4. Step 4: Simplify right side
    4,816.50x = 23,347,574.35
  5. Step 5: Solve for x
    x = 23,347,574.35/4,816.50
  6. Step 6: Final answer
    x = 4,847.42

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Half scale
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Double scale
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Similar ratio
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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.