Home / 3,080.52-4,623.12-2,108.52

Finding the Fourth Proportional to 3,080.52, 4,623.12 and 2,108.52

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Solution

The fourth proportional to 3,080.52, 4,623.12 and 2,108.52 is: 3,164.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.52 : 4,623.12 = 2,108.52 : x
  2. Step 2: Convert to fraction form
    3,080.52/4,623.12 = 2,108.52/x
  3. Step 3: Cross multiply
    3,080.52x = 4,623.12 × 2,108.52
  4. Step 4: Simplify right side
    3,080.52x = 9,747,940.98
  5. Step 5: Solve for x
    x = 9,747,940.98/3,080.52
  6. Step 6: Final answer
    x = 3,164.38

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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.