Home / 9,198.35-13,798.76-2,956.28

Finding the Fourth Proportional to 9,198.35, 13,798.76 and 2,956.28

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Solution

The fourth proportional to 9,198.35, 13,798.76 and 2,956.28 is: 4,434.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198.35 : 13,798.76 = 2,956.28 : x
  2. Step 2: Convert to fraction form
    9,198.35/13,798.76 = 2,956.28/x
  3. Step 3: Cross multiply
    9,198.35x = 13,798.76 × 2,956.28
  4. Step 4: Simplify right side
    9,198.35x = 40,792,914.44
  5. Step 5: Solve for x
    x = 40,792,914.44/9,198.35
  6. Step 6: Final answer
    x = 4,434.81

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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.