Home / 9,072.89-13,610.41-5,561.27

Finding the Fourth Proportional to 9,072.89, 13,610.41 and 5,561.27

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Solution

The fourth proportional to 9,072.89, 13,610.41 and 5,561.27 is: 8,342.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.89 : 13,610.41 = 5,561.27 : x
  2. Step 2: Convert to fraction form
    9,072.89/13,610.41 = 5,561.27/x
  3. Step 3: Cross multiply
    9,072.89x = 13,610.41 × 5,561.27
  4. Step 4: Simplify right side
    9,072.89x = 75,691,164.82
  5. Step 5: Solve for x
    x = 75,691,164.82/9,072.89
  6. Step 6: Final answer
    x = 8,342.56

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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.