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Finding the Fourth Proportional to 3,603.93, 5,403.97 and 1,848.22

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Solution

The fourth proportional to 3,603.93, 5,403.97 and 1,848.22 is: 2,771.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.93 : 5,403.97 = 1,848.22 : x
  2. Step 2: Convert to fraction form
    3,603.93/5,403.97 = 1,848.22/x
  3. Step 3: Cross multiply
    3,603.93x = 5,403.97 × 1,848.22
  4. Step 4: Simplify right side
    3,603.93x = 9,987,743.56
  5. Step 5: Solve for x
    x = 9,987,743.56/3,603.93
  6. Step 6: Final answer
    x = 2,771.35

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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.