Home / 5,296.89-7,936.70-2,696.25

Finding the Fourth Proportional to 5,296.89, 7,936.70 and 2,696.25

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Solution

The fourth proportional to 5,296.89, 7,936.70 and 2,696.25 is: 4,039.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.89 : 7,936.70 = 2,696.25 : x
  2. Step 2: Convert to fraction form
    5,296.89/7,936.70 = 2,696.25/x
  3. Step 3: Cross multiply
    5,296.89x = 7,936.70 × 2,696.25
  4. Step 4: Simplify right side
    5,296.89x = 21,399,313.89
  5. Step 5: Solve for x
    x = 21,399,313.89/5,296.89
  6. Step 6: Final answer
    x = 4,039.98

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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.