Home / 9,322.98-13,979.12-3,081.27

Finding the Fourth Proportional to 9,322.98, 13,979.12 and 3,081.27

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Solution

The fourth proportional to 9,322.98, 13,979.12 and 3,081.27 is: 4,620.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,322.98 : 13,979.12 = 3,081.27 : x
  2. Step 2: Convert to fraction form
    9,322.98/13,979.12 = 3,081.27/x
  3. Step 3: Cross multiply
    9,322.98x = 13,979.12 × 3,081.27
  4. Step 4: Simplify right side
    9,322.98x = 43,073,427.68
  5. Step 5: Solve for x
    x = 43,073,427.68/9,322.98
  6. Step 6: Final answer
    x = 4,620.14

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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.