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Finding the Fourth Proportional to 3,799.85, 5,700.38 and 1,608.59

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Solution

The fourth proportional to 3,799.85, 5,700.38 and 1,608.59 is: 2,413.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799.85 : 5,700.38 = 1,608.59 : x
  2. Step 2: Convert to fraction form
    3,799.85/5,700.38 = 1,608.59/x
  3. Step 3: Cross multiply
    3,799.85x = 5,700.38 × 1,608.59
  4. Step 4: Simplify right side
    3,799.85x = 9,169,574.26
  5. Step 5: Solve for x
    x = 9,169,574.26/3,799.85
  6. Step 6: Final answer
    x = 2,413.14

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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.