Home / 9,772.25-14,660.65-3,198.03

Finding the Fourth Proportional to 9,772.25, 14,660.65 and 3,198.03

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Solution

The fourth proportional to 9,772.25, 14,660.65 and 3,198.03 is: 4,797.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,772.25 : 14,660.65 = 3,198.03 : x
  2. Step 2: Convert to fraction form
    9,772.25/14,660.65 = 3,198.03/x
  3. Step 3: Cross multiply
    9,772.25x = 14,660.65 × 3,198.03
  4. Step 4: Simplify right side
    9,772.25x = 46,885,212.02
  5. Step 5: Solve for x
    x = 46,885,212.02/9,772.25
  6. Step 6: Final answer
    x = 4,797.79

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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.