Home / 9,261.44-13,887.96-3,993.96

Finding the Fourth Proportional to 9,261.44, 13,887.96 and 3,993.96

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Solution

The fourth proportional to 9,261.44, 13,887.96 and 3,993.96 is: 5,989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.44 : 13,887.96 = 3,993.96 : x
  2. Step 2: Convert to fraction form
    9,261.44/13,887.96 = 3,993.96/x
  3. Step 3: Cross multiply
    9,261.44x = 13,887.96 × 3,993.96
  4. Step 4: Simplify right side
    9,261.44x = 55,467,915.70
  5. Step 5: Solve for x
    x = 55,467,915.70/9,261.44
  6. Step 6: Final answer
    x = 5,989.13

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1.5x scale

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.