Home / 3,933.23-5,899.94-1,854.23

Finding the Fourth Proportional to 3,933.23, 5,899.94 and 1,854.23

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Solution

The fourth proportional to 3,933.23, 5,899.94 and 1,854.23 is: 2,781.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.23 : 5,899.94 = 1,854.23 : x
  2. Step 2: Convert to fraction form
    3,933.23/5,899.94 = 1,854.23/x
  3. Step 3: Cross multiply
    3,933.23x = 5,899.94 × 1,854.23
  4. Step 4: Simplify right side
    3,933.23x = 10,939,813.93
  5. Step 5: Solve for x
    x = 10,939,813.93/3,933.23
  6. Step 6: Final answer
    x = 2,781.39

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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.