Home / 4,936.91-7,405.37-1,976.69

Finding the Fourth Proportional to 4,936.91, 7,405.37 and 1,976.69

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Solution

The fourth proportional to 4,936.91, 7,405.37 and 1,976.69 is: 2,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.91 : 7,405.37 = 1,976.69 : x
  2. Step 2: Convert to fraction form
    4,936.91/7,405.37 = 1,976.69/x
  3. Step 3: Cross multiply
    4,936.91x = 7,405.37 × 1,976.69
  4. Step 4: Simplify right side
    4,936.91x = 14,638,097.37
  5. Step 5: Solve for x
    x = 14,638,097.37/4,936.91
  6. Step 6: Final answer
    x = 2,965.03

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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.