Home / 6,220.59-8,584.36-3,426.09

Finding the Fourth Proportional to 6,220.59, 8,584.36 and 3,426.09

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Solution

The fourth proportional to 6,220.59, 8,584.36 and 3,426.09 is: 4,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.59 : 8,584.36 = 3,426.09 : x
  2. Step 2: Convert to fraction form
    6,220.59/8,584.36 = 3,426.09/x
  3. Step 3: Cross multiply
    6,220.59x = 8,584.36 × 3,426.09
  4. Step 4: Simplify right side
    6,220.59x = 29,410,789.95
  5. Step 5: Solve for x
    x = 29,410,789.95/6,220.59
  6. Step 6: Final answer
    x = 4,727.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.