Home / 2,936.94-4,395.69-1,964.94

Finding the Fourth Proportional to 2,936.94, 4,395.69 and 1,964.94

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Solution

The fourth proportional to 2,936.94, 4,395.69 and 1,964.94 is: 2,940.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.94 : 4,395.69 = 1,964.94 : x
  2. Step 2: Convert to fraction form
    2,936.94/4,395.69 = 1,964.94/x
  3. Step 3: Cross multiply
    2,936.94x = 4,395.69 × 1,964.94
  4. Step 4: Simplify right side
    2,936.94x = 8,637,267.11
  5. Step 5: Solve for x
    x = 8,637,267.11/2,936.94
  6. Step 6: Final answer
    x = 2,940.91

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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.