Home / 7,984.03-11,975.73-4,293.43

Finding the Fourth Proportional to 7,984.03, 11,975.73 and 4,293.43

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Solution

The fourth proportional to 7,984.03, 11,975.73 and 4,293.43 is: 6,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.03 : 11,975.73 = 4,293.43 : x
  2. Step 2: Convert to fraction form
    7,984.03/11,975.73 = 4,293.43/x
  3. Step 3: Cross multiply
    7,984.03x = 11,975.73 × 4,293.43
  4. Step 4: Simplify right side
    7,984.03x = 51,416,958.45
  5. Step 5: Solve for x
    x = 51,416,958.45/7,984.03
  6. Step 6: Final answer
    x = 6,439.98

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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.