Home / 9,057.44-13,571.33-8,711.43

Finding the Fourth Proportional to 9,057.44, 13,571.33 and 8,711.43

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Solution

The fourth proportional to 9,057.44, 13,571.33 and 8,711.43 is: 13,052.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,057.44 : 13,571.33 = 8,711.43 : x
  2. Step 2: Convert to fraction form
    9,057.44/13,571.33 = 8,711.43/x
  3. Step 3: Cross multiply
    9,057.44x = 13,571.33 × 8,711.43
  4. Step 4: Simplify right side
    9,057.44x = 118,225,647.74
  5. Step 5: Solve for x
    x = 118,225,647.74/9,057.44
  6. Step 6: Final answer
    x = 13,052.88

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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.