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Finding the Fourth Proportional to 2,027.93, 3,039.87 and 794.57

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Solution

The fourth proportional to 2,027.93, 3,039.87 and 794.57 is: 1,191.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.93 : 3,039.87 = 794.57 : x
  2. Step 2: Convert to fraction form
    2,027.93/3,039.87 = 794.57/x
  3. Step 3: Cross multiply
    2,027.93x = 3,039.87 × 794.57
  4. Step 4: Simplify right side
    2,027.93x = 2,415,389.51
  5. Step 5: Solve for x
    x = 2,415,389.51/2,027.93
  6. Step 6: Final answer
    x = 1,191.06

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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.