Home / 7,738.93-11,608.41-1,895.56

Finding the Fourth Proportional to 7,738.93, 11,608.41 and 1,895.56

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Solution

The fourth proportional to 7,738.93, 11,608.41 and 1,895.56 is: 2,843.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.93 : 11,608.41 = 1,895.56 : x
  2. Step 2: Convert to fraction form
    7,738.93/11,608.41 = 1,895.56/x
  3. Step 3: Cross multiply
    7,738.93x = 11,608.41 × 1,895.56
  4. Step 4: Simplify right side
    7,738.93x = 22,004,437.66
  5. Step 5: Solve for x
    x = 22,004,437.66/7,738.93
  6. Step 6: Final answer
    x = 2,843.34

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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.