Home / 5,188.22-7,761.97-4,009.26

Finding the Fourth Proportional to 5,188.22, 7,761.97 and 4,009.26

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Solution

The fourth proportional to 5,188.22, 7,761.97 and 4,009.26 is: 5,998.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188.22 : 7,761.97 = 4,009.26 : x
  2. Step 2: Convert to fraction form
    5,188.22/7,761.97 = 4,009.26/x
  3. Step 3: Cross multiply
    5,188.22x = 7,761.97 × 4,009.26
  4. Step 4: Simplify right side
    5,188.22x = 31,119,735.80
  5. Step 5: Solve for x
    x = 31,119,735.80/5,188.22
  6. Step 6: Final answer
    x = 5,998.16

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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.