Home / 11,759.45-17,639.19-3,973.73

Finding the Fourth Proportional to 11,759.45, 17,639.19 and 3,973.73

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Solution

The fourth proportional to 11,759.45, 17,639.19 and 3,973.73 is: 5,960.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.45 : 17,639.19 = 3,973.73 : x
  2. Step 2: Convert to fraction form
    11,759.45/17,639.19 = 3,973.73/x
  3. Step 3: Cross multiply
    11,759.45x = 17,639.19 × 3,973.73
  4. Step 4: Simplify right side
    11,759.45x = 70,093,378.48
  5. Step 5: Solve for x
    x = 70,093,378.48/11,759.45
  6. Step 6: Final answer
    x = 5,960.60

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1.5x scale

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.