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Finding the Fourth Proportional to 9,653.94, 14,481.26 and 3,328.79

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Solution

The fourth proportional to 9,653.94, 14,481.26 and 3,328.79 is: 4,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,653.94 : 14,481.26 = 3,328.79 : x
  2. Step 2: Convert to fraction form
    9,653.94/14,481.26 = 3,328.79/x
  3. Step 3: Cross multiply
    9,653.94x = 14,481.26 × 3,328.79
  4. Step 4: Simplify right side
    9,653.94x = 48,204,984.43
  5. Step 5: Solve for x
    x = 48,204,984.43/9,653.94
  6. Step 6: Final answer
    x = 4,993.30

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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.