Home / 10,923.62-16,383.81-3,996.50

Finding the Fourth Proportional to 10,923.62, 16,383.81 and 3,996.50

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Solution

The fourth proportional to 10,923.62, 16,383.81 and 3,996.50 is: 5,994.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.62 : 16,383.81 = 3,996.50 : x
  2. Step 2: Convert to fraction form
    10,923.62/16,383.81 = 3,996.50/x
  3. Step 3: Cross multiply
    10,923.62x = 16,383.81 × 3,996.50
  4. Step 4: Simplify right side
    10,923.62x = 65,477,896.67
  5. Step 5: Solve for x
    x = 65,477,896.67/10,923.62
  6. Step 6: Final answer
    x = 5,994.16

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Double scale
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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.