Home / 8,553.21-11,803.32-5,015.73

Finding the Fourth Proportional to 8,553.21, 11,803.32 and 5,015.73

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Solution

The fourth proportional to 8,553.21, 11,803.32 and 5,015.73 is: 6,921.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553.21 : 11,803.32 = 5,015.73 : x
  2. Step 2: Convert to fraction form
    8,553.21/11,803.32 = 5,015.73/x
  3. Step 3: Cross multiply
    8,553.21x = 11,803.32 × 5,015.73
  4. Step 4: Simplify right side
    8,553.21x = 59,202,266.22
  5. Step 5: Solve for x
    x = 59,202,266.22/8,553.21
  6. Step 6: Final answer
    x = 6,921.64

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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.