Home / 5,438.25-7,504.79-2,954.25

Finding the Fourth Proportional to 5,438.25, 7,504.79 and 2,954.25

Calculator

Solution

The fourth proportional to 5,438.25, 7,504.79 and 2,954.25 is: 4,076.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438.25 : 7,504.79 = 2,954.25 : x
  2. Step 2: Convert to fraction form
    5,438.25/7,504.79 = 2,954.25/x
  3. Step 3: Cross multiply
    5,438.25x = 7,504.79 × 2,954.25
  4. Step 4: Simplify right side
    5,438.25x = 22,171,011.09
  5. Step 5: Solve for x
    x = 22,171,011.09/5,438.25
  6. Step 6: Final answer
    x = 4,076.87

Related Problems

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.