Home / 8,644.24-12,968.88-3,450.88

Finding the Fourth Proportional to 8,644.24, 12,968.88 and 3,450.88

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Solution

The fourth proportional to 8,644.24, 12,968.88 and 3,450.88 is: 5,177.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,644.24 : 12,968.88 = 3,450.88 : x
  2. Step 2: Convert to fraction form
    8,644.24/12,968.88 = 3,450.88/x
  3. Step 3: Cross multiply
    8,644.24x = 12,968.88 × 3,450.88
  4. Step 4: Simplify right side
    8,644.24x = 44,754,048.61
  5. Step 5: Solve for x
    x = 44,754,048.61/8,644.24
  6. Step 6: Final answer
    x = 5,177.33

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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.