Home / 3,083.08-4,623.42-1,108.60

Finding the Fourth Proportional to 3,083.08, 4,623.42 and 1,108.60

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Solution

The fourth proportional to 3,083.08, 4,623.42 and 1,108.60 is: 1,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.08 : 4,623.42 = 1,108.60 : x
  2. Step 2: Convert to fraction form
    3,083.08/4,623.42 = 1,108.60/x
  3. Step 3: Cross multiply
    3,083.08x = 4,623.42 × 1,108.60
  4. Step 4: Simplify right side
    3,083.08x = 5,125,523.41
  5. Step 5: Solve for x
    x = 5,125,523.41/3,083.08
  6. Step 6: Final answer
    x = 1,662.47

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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.