Home / 6,433.50-9,650.25-1,816.62

Finding the Fourth Proportional to 6,433.50, 9,650.25 and 1,816.62

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Solution

The fourth proportional to 6,433.50, 9,650.25 and 1,816.62 is: 2,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,433.50 : 9,650.25 = 1,816.62 : x
  2. Step 2: Convert to fraction form
    6,433.50/9,650.25 = 1,816.62/x
  3. Step 3: Cross multiply
    6,433.50x = 9,650.25 × 1,816.62
  4. Step 4: Simplify right side
    6,433.50x = 17,530,837.16
  5. Step 5: Solve for x
    x = 17,530,837.16/6,433.50
  6. Step 6: Final answer
    x = 2,724.93

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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.