Home / 4,657.75-6,979.32-3,961.54

Finding the Fourth Proportional to 4,657.75, 6,979.32 and 3,961.54

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Solution

The fourth proportional to 4,657.75, 6,979.32 and 3,961.54 is: 5,936.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.75 : 6,979.32 = 3,961.54 : x
  2. Step 2: Convert to fraction form
    4,657.75/6,979.32 = 3,961.54/x
  3. Step 3: Cross multiply
    4,657.75x = 6,979.32 × 3,961.54
  4. Step 4: Simplify right side
    4,657.75x = 27,648,855.35
  5. Step 5: Solve for x
    x = 27,648,855.35/4,657.75
  6. Step 6: Final answer
    x = 5,936.10

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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.