Home / 7,071.37-10,609.34-2,141.51

Finding the Fourth Proportional to 7,071.37, 10,609.34 and 2,141.51

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Solution

The fourth proportional to 7,071.37, 10,609.34 and 2,141.51 is: 3,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071.37 : 10,609.34 = 2,141.51 : x
  2. Step 2: Convert to fraction form
    7,071.37/10,609.34 = 2,141.51/x
  3. Step 3: Cross multiply
    7,071.37x = 10,609.34 × 2,141.51
  4. Step 4: Simplify right side
    7,071.37x = 22,719,997.00
  5. Step 5: Solve for x
    x = 22,719,997.00/7,071.37
  6. Step 6: Final answer
    x = 3,212.96

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.