Home / 4,105.55-5,663.97-2,984.03

Finding the Fourth Proportional to 4,105.55, 5,663.97 and 2,984.03

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Solution

The fourth proportional to 4,105.55, 5,663.97 and 2,984.03 is: 4,116.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.55 : 5,663.97 = 2,984.03 : x
  2. Step 2: Convert to fraction form
    4,105.55/5,663.97 = 2,984.03/x
  3. Step 3: Cross multiply
    4,105.55x = 5,663.97 × 2,984.03
  4. Step 4: Simplify right side
    4,105.55x = 16,901,428.08
  5. Step 5: Solve for x
    x = 16,901,428.08/4,105.55
  6. Step 6: Final answer
    x = 4,116.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.