Home / 5,474.44-7,554.73-2,990.44

Finding the Fourth Proportional to 5,474.44, 7,554.73 and 2,990.44

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Solution

The fourth proportional to 5,474.44, 7,554.73 and 2,990.44 is: 4,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.44 : 7,554.73 = 2,990.44 : x
  2. Step 2: Convert to fraction form
    5,474.44/7,554.73 = 2,990.44/x
  3. Step 3: Cross multiply
    5,474.44x = 7,554.73 × 2,990.44
  4. Step 4: Simplify right side
    5,474.44x = 22,591,940.42
  5. Step 5: Solve for x
    x = 22,591,940.42/5,474.44
  6. Step 6: Final answer
    x = 4,126.81

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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.