Home / 5,296.49-7,945.75-2,664.57

Finding the Fourth Proportional to 5,296.49, 7,945.75 and 2,664.57

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Solution

The fourth proportional to 5,296.49, 7,945.75 and 2,664.57 is: 3,997.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.49 : 7,945.75 = 2,664.57 : x
  2. Step 2: Convert to fraction form
    5,296.49/7,945.75 = 2,664.57/x
  3. Step 3: Cross multiply
    5,296.49x = 7,945.75 × 2,664.57
  4. Step 4: Simplify right side
    5,296.49x = 21,171,967.35
  5. Step 5: Solve for x
    x = 21,171,967.35/5,296.49
  6. Step 6: Final answer
    x = 3,997.36

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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.