Home / 2,399.23-3,310.93-1,351.29

Finding the Fourth Proportional to 2,399.23, 3,310.93 and 1,351.29

Calculator

Solution

The fourth proportional to 2,399.23, 3,310.93 and 1,351.29 is: 1,864.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.23 : 3,310.93 = 1,351.29 : x
  2. Step 2: Convert to fraction form
    2,399.23/3,310.93 = 1,351.29/x
  3. Step 3: Cross multiply
    2,399.23x = 3,310.93 × 1,351.29
  4. Step 4: Simplify right side
    2,399.23x = 4,474,019.84
  5. Step 5: Solve for x
    x = 4,474,019.84/2,399.23
  6. Step 6: Final answer
    x = 1,864.78

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.