Home / 4,905.96-7,357.34-1,618.44

Finding the Fourth Proportional to 4,905.96, 7,357.34 and 1,618.44

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Solution

The fourth proportional to 4,905.96, 7,357.34 and 1,618.44 is: 2,427.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.96 : 7,357.34 = 1,618.44 : x
  2. Step 2: Convert to fraction form
    4,905.96/7,357.34 = 1,618.44/x
  3. Step 3: Cross multiply
    4,905.96x = 7,357.34 × 1,618.44
  4. Step 4: Simplify right side
    4,905.96x = 11,907,413.35
  5. Step 5: Solve for x
    x = 11,907,413.35/4,905.96
  6. Step 6: Final answer
    x = 2,427.13

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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.