Home / 5,193.32-7,791.35-1,906.44

Finding the Fourth Proportional to 5,193.32, 7,791.35 and 1,906.44

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Solution

The fourth proportional to 5,193.32, 7,791.35 and 1,906.44 is: 2,860.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.32 : 7,791.35 = 1,906.44 : x
  2. Step 2: Convert to fraction form
    5,193.32/7,791.35 = 1,906.44/x
  3. Step 3: Cross multiply
    5,193.32x = 7,791.35 × 1,906.44
  4. Step 4: Simplify right side
    5,193.32x = 14,853,731.76
  5. Step 5: Solve for x
    x = 14,853,731.76/5,193.32
  6. Step 6: Final answer
    x = 2,860.16

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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.