Home / 2,196.29-3,027.73-1,356.44

Finding the Fourth Proportional to 2,196.29, 3,027.73 and 1,356.44

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Solution

The fourth proportional to 2,196.29, 3,027.73 and 1,356.44 is: 1,869.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196.29 : 3,027.73 = 1,356.44 : x
  2. Step 2: Convert to fraction form
    2,196.29/3,027.73 = 1,356.44/x
  3. Step 3: Cross multiply
    2,196.29x = 3,027.73 × 1,356.44
  4. Step 4: Simplify right side
    2,196.29x = 4,106,934.08
  5. Step 5: Solve for x
    x = 4,106,934.08/2,196.29
  6. Step 6: Final answer
    x = 1,869.94

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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.