Home / 11,305.74-16,958.34-2,986.34

Finding the Fourth Proportional to 11,305.74, 16,958.34 and 2,986.34

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Solution

The fourth proportional to 11,305.74, 16,958.34 and 2,986.34 is: 4,479.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.74 : 16,958.34 = 2,986.34 : x
  2. Step 2: Convert to fraction form
    11,305.74/16,958.34 = 2,986.34/x
  3. Step 3: Cross multiply
    11,305.74x = 16,958.34 × 2,986.34
  4. Step 4: Simplify right side
    11,305.74x = 50,643,284.28
  5. Step 5: Solve for x
    x = 50,643,284.28/11,305.74
  6. Step 6: Final answer
    x = 4,479.43

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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.