Home / 7,975.02-11,958.03-3,816.03

Finding the Fourth Proportional to 7,975.02, 11,958.03 and 3,816.03

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Solution

The fourth proportional to 7,975.02, 11,958.03 and 3,816.03 is: 5,721.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.02 : 11,958.03 = 3,816.03 : x
  2. Step 2: Convert to fraction form
    7,975.02/11,958.03 = 3,816.03/x
  3. Step 3: Cross multiply
    7,975.02x = 11,958.03 × 3,816.03
  4. Step 4: Simplify right side
    7,975.02x = 45,632,201.22
  5. Step 5: Solve for x
    x = 45,632,201.22/7,975.02
  6. Step 6: Final answer
    x = 5,721.89

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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.