Home / 7,975.89-11,963.75-2,052.75

Finding the Fourth Proportional to 7,975.89, 11,963.75 and 2,052.75

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Solution

The fourth proportional to 7,975.89, 11,963.75 and 2,052.75 is: 3,079.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.89 : 11,963.75 = 2,052.75 : x
  2. Step 2: Convert to fraction form
    7,975.89/11,963.75 = 2,052.75/x
  3. Step 3: Cross multiply
    7,975.89x = 11,963.75 × 2,052.75
  4. Step 4: Simplify right side
    7,975.89x = 24,558,648.23
  5. Step 5: Solve for x
    x = 24,558,648.23/7,975.89
  6. Step 6: Final answer
    x = 3,079.11

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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.