Home / 10,361.00-15,557.09-6,219.54

Finding the Fourth Proportional to 10,361.00, 15,557.09 and 6,219.54

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Solution

The fourth proportional to 10,361.00, 15,557.09 and 6,219.54 is: 9,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.00 : 15,557.09 = 6,219.54 : x
  2. Step 2: Convert to fraction form
    10,361.00/15,557.09 = 6,219.54/x
  3. Step 3: Cross multiply
    10,361.00x = 15,557.09 × 6,219.54
  4. Step 4: Simplify right side
    10,361.00x = 96,757,912.44
  5. Step 5: Solve for x
    x = 96,757,912.44/10,361.00
  6. Step 6: Final answer
    x = 9,338.66

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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.