Home / 3,220.00-4,828.66-2,180.27

Finding the Fourth Proportional to 3,220.00, 4,828.66 and 2,180.27

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Solution

The fourth proportional to 3,220.00, 4,828.66 and 2,180.27 is: 3,269.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.00 : 4,828.66 = 2,180.27 : x
  2. Step 2: Convert to fraction form
    3,220.00/4,828.66 = 2,180.27/x
  3. Step 3: Cross multiply
    3,220.00x = 4,828.66 × 2,180.27
  4. Step 4: Simplify right side
    3,220.00x = 10,527,789.16
  5. Step 5: Solve for x
    x = 10,527,789.16/3,220.00
  6. Step 6: Final answer
    x = 3,269.50

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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.