Home / 8,782.26-13,171.56-3,234.16

Finding the Fourth Proportional to 8,782.26, 13,171.56 and 3,234.16

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Solution

The fourth proportional to 8,782.26, 13,171.56 and 3,234.16 is: 4,850.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782.26 : 13,171.56 = 3,234.16 : x
  2. Step 2: Convert to fraction form
    8,782.26/13,171.56 = 3,234.16/x
  3. Step 3: Cross multiply
    8,782.26x = 13,171.56 × 3,234.16
  4. Step 4: Simplify right side
    8,782.26x = 42,598,932.49
  5. Step 5: Solve for x
    x = 42,598,932.49/8,782.26
  6. Step 6: Final answer
    x = 4,850.57

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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.