Home / 6,172.11-9,258.26-3,705.75

Finding the Fourth Proportional to 6,172.11, 9,258.26 and 3,705.75

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Solution

The fourth proportional to 6,172.11, 9,258.26 and 3,705.75 is: 5,558.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.11 : 9,258.26 = 3,705.75 : x
  2. Step 2: Convert to fraction form
    6,172.11/9,258.26 = 3,705.75/x
  3. Step 3: Cross multiply
    6,172.11x = 9,258.26 × 3,705.75
  4. Step 4: Simplify right side
    6,172.11x = 34,308,778.47
  5. Step 5: Solve for x
    x = 34,308,778.47/6,172.11
  6. Step 6: Final answer
    x = 5,558.68

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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.