Home / 9,579.82-14,364.60-4,238.14

Finding the Fourth Proportional to 9,579.82, 14,364.60 and 4,238.14

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Solution

The fourth proportional to 9,579.82, 14,364.60 and 4,238.14 is: 6,354.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.82 : 14,364.60 = 4,238.14 : x
  2. Step 2: Convert to fraction form
    9,579.82/14,364.60 = 4,238.14/x
  3. Step 3: Cross multiply
    9,579.82x = 14,364.60 × 4,238.14
  4. Step 4: Simplify right side
    9,579.82x = 60,879,185.84
  5. Step 5: Solve for x
    x = 60,879,185.84/9,579.82
  6. Step 6: Final answer
    x = 6,354.94

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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.