Home / 7,356.49-11,028.26-2,738.41

Finding the Fourth Proportional to 7,356.49, 11,028.26 and 2,738.41

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Solution

The fourth proportional to 7,356.49, 11,028.26 and 2,738.41 is: 4,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.49 : 11,028.26 = 2,738.41 : x
  2. Step 2: Convert to fraction form
    7,356.49/11,028.26 = 2,738.41/x
  3. Step 3: Cross multiply
    7,356.49x = 11,028.26 × 2,738.41
  4. Step 4: Simplify right side
    7,356.49x = 30,199,883.77
  5. Step 5: Solve for x
    x = 30,199,883.77/7,356.49
  6. Step 6: Final answer
    x = 4,105.20

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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.