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Finding the Fourth Proportional to 5,786.71, 8,680.06 and 3,323.09

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Solution

The fourth proportional to 5,786.71, 8,680.06 and 3,323.09 is: 4,984.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.71 : 8,680.06 = 3,323.09 : x
  2. Step 2: Convert to fraction form
    5,786.71/8,680.06 = 3,323.09/x
  3. Step 3: Cross multiply
    5,786.71x = 8,680.06 × 3,323.09
  4. Step 4: Simplify right side
    5,786.71x = 28,844,620.59
  5. Step 5: Solve for x
    x = 28,844,620.59/5,786.71
  6. Step 6: Final answer
    x = 4,984.63

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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.