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Finding the Fourth Proportional to 2,036.43, 3,054.96 and 804.06

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Solution

The fourth proportional to 2,036.43, 3,054.96 and 804.06 is: 1,206.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.43 : 3,054.96 = 804.06 : x
  2. Step 2: Convert to fraction form
    2,036.43/3,054.96 = 804.06/x
  3. Step 3: Cross multiply
    2,036.43x = 3,054.96 × 804.06
  4. Step 4: Simplify right side
    2,036.43x = 2,456,371.14
  5. Step 5: Solve for x
    x = 2,456,371.14/2,036.43
  6. Step 6: Final answer
    x = 1,206.21

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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.