Home / 5,165.60-7,738.00-2,388.44

Finding the Fourth Proportional to 5,165.60, 7,738.00 and 2,388.44

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Solution

The fourth proportional to 5,165.60, 7,738.00 and 2,388.44 is: 3,577.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.60 : 7,738.00 = 2,388.44 : x
  2. Step 2: Convert to fraction form
    5,165.60/7,738.00 = 2,388.44/x
  3. Step 3: Cross multiply
    5,165.60x = 7,738.00 × 2,388.44
  4. Step 4: Simplify right side
    5,165.60x = 18,481,762.09
  5. Step 5: Solve for x
    x = 18,481,762.09/5,165.60
  6. Step 6: Final answer
    x = 3,577.86

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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.