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Finding the Fourth Proportional to 3,626.56, 5,016.90 and 3,495.34

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Solution

The fourth proportional to 3,626.56, 5,016.90 and 3,495.34 is: 4,835.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.56 : 5,016.90 = 3,495.34 : x
  2. Step 2: Convert to fraction form
    3,626.56/5,016.90 = 3,495.34/x
  3. Step 3: Cross multiply
    3,626.56x = 5,016.90 × 3,495.34
  4. Step 4: Simplify right side
    3,626.56x = 17,535,771.25
  5. Step 5: Solve for x
    x = 17,535,771.25/3,626.56
  6. Step 6: Final answer
    x = 4,835.37

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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.