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Finding the Fourth Proportional to 3,566.03, 4,920.41 and 1,993.82

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Solution

The fourth proportional to 3,566.03, 4,920.41 and 1,993.82 is: 2,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.03 : 4,920.41 = 1,993.82 : x
  2. Step 2: Convert to fraction form
    3,566.03/4,920.41 = 1,993.82/x
  3. Step 3: Cross multiply
    3,566.03x = 4,920.41 × 1,993.82
  4. Step 4: Simplify right side
    3,566.03x = 9,810,392.25
  5. Step 5: Solve for x
    x = 9,810,392.25/3,566.03
  6. Step 6: Final answer
    x = 2,751.07

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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.