Home / 6,563.73-9,845.78-2,121.59

Finding the Fourth Proportional to 6,563.73, 9,845.78 and 2,121.59

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Solution

The fourth proportional to 6,563.73, 9,845.78 and 2,121.59 is: 3,182.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563.73 : 9,845.78 = 2,121.59 : x
  2. Step 2: Convert to fraction form
    6,563.73/9,845.78 = 2,121.59/x
  3. Step 3: Cross multiply
    6,563.73x = 9,845.78 × 2,121.59
  4. Step 4: Simplify right side
    6,563.73x = 20,888,708.39
  5. Step 5: Solve for x
    x = 20,888,708.39/6,563.73
  6. Step 6: Final answer
    x = 3,182.44

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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.