Home / 7,914.44-10,921.91-4,556.03

Finding the Fourth Proportional to 7,914.44, 10,921.91 and 4,556.03

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Solution

The fourth proportional to 7,914.44, 10,921.91 and 4,556.03 is: 6,287.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.44 : 10,921.91 = 4,556.03 : x
  2. Step 2: Convert to fraction form
    7,914.44/10,921.91 = 4,556.03/x
  3. Step 3: Cross multiply
    7,914.44x = 10,921.91 × 4,556.03
  4. Step 4: Simplify right side
    7,914.44x = 49,760,533.66
  5. Step 5: Solve for x
    x = 49,760,533.66/7,914.44
  6. Step 6: Final answer
    x = 6,287.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.