Home / 1,936.94-2,673.08-1,097.81

Finding the Fourth Proportional to 1,936.94, 2,673.08 and 1,097.81

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Solution

The fourth proportional to 1,936.94, 2,673.08 and 1,097.81 is: 1,515.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.94 : 2,673.08 = 1,097.81 : x
  2. Step 2: Convert to fraction form
    1,936.94/2,673.08 = 1,097.81/x
  3. Step 3: Cross multiply
    1,936.94x = 2,673.08 × 1,097.81
  4. Step 4: Simplify right side
    1,936.94x = 2,934,515.10
  5. Step 5: Solve for x
    x = 2,934,515.10/1,936.94
  6. Step 6: Final answer
    x = 1,515.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.