Home / 5,601.44-7,729.84-3,083.60

Finding the Fourth Proportional to 5,601.44, 7,729.84 and 3,083.60

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Solution

The fourth proportional to 5,601.44, 7,729.84 and 3,083.60 is: 4,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.44 : 7,729.84 = 3,083.60 : x
  2. Step 2: Convert to fraction form
    5,601.44/7,729.84 = 3,083.60/x
  3. Step 3: Cross multiply
    5,601.44x = 7,729.84 × 3,083.60
  4. Step 4: Simplify right side
    5,601.44x = 23,835,734.62
  5. Step 5: Solve for x
    x = 23,835,734.62/5,601.44
  6. Step 6: Final answer
    x = 4,255.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.