Home / 7,952.43-11,928.26-3,021.69

Finding the Fourth Proportional to 7,952.43, 11,928.26 and 3,021.69

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Solution

The fourth proportional to 7,952.43, 11,928.26 and 3,021.69 is: 4,532.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952.43 : 11,928.26 = 3,021.69 : x
  2. Step 2: Convert to fraction form
    7,952.43/11,928.26 = 3,021.69/x
  3. Step 3: Cross multiply
    7,952.43x = 11,928.26 × 3,021.69
  4. Step 4: Simplify right side
    7,952.43x = 36,043,503.96
  5. Step 5: Solve for x
    x = 36,043,503.96/7,952.43
  6. Step 6: Final answer
    x = 4,532.39

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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.