Home / 5,104.44-7,657.92-1,641.60

Finding the Fourth Proportional to 5,104.44, 7,657.92 and 1,641.60

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Solution

The fourth proportional to 5,104.44, 7,657.92 and 1,641.60 is: 2,462.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.44 : 7,657.92 = 1,641.60 : x
  2. Step 2: Convert to fraction form
    5,104.44/7,657.92 = 1,641.60/x
  3. Step 3: Cross multiply
    5,104.44x = 7,657.92 × 1,641.60
  4. Step 4: Simplify right side
    5,104.44x = 12,571,241.47
  5. Step 5: Solve for x
    x = 12,571,241.47/5,104.44
  6. Step 6: Final answer
    x = 2,462.81

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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.