Home / 3,059.41-4,589.73-979.36

Finding the Fourth Proportional to 3,059.41, 4,589.73 and 979.36

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Solution

The fourth proportional to 3,059.41, 4,589.73 and 979.36 is: 1,469.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.41 : 4,589.73 = 979.36 : x
  2. Step 2: Convert to fraction form
    3,059.41/4,589.73 = 979.36/x
  3. Step 3: Cross multiply
    3,059.41x = 4,589.73 × 979.36
  4. Step 4: Simplify right side
    3,059.41x = 4,494,997.97
  5. Step 5: Solve for x
    x = 4,494,997.97/3,059.41
  6. Step 6: Final answer
    x = 1,469.24

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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.