Home / 3,859.32-5,325.86-2,090.97

Finding the Fourth Proportional to 3,859.32, 5,325.86 and 2,090.97

Calculator

Solution

The fourth proportional to 3,859.32, 5,325.86 and 2,090.97 is: 2,885.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859.32 : 5,325.86 = 2,090.97 : x
  2. Step 2: Convert to fraction form
    3,859.32/5,325.86 = 2,090.97/x
  3. Step 3: Cross multiply
    3,859.32x = 5,325.86 × 2,090.97
  4. Step 4: Simplify right side
    3,859.32x = 11,136,203.03
  5. Step 5: Solve for x
    x = 11,136,203.03/3,859.32
  6. Step 6: Final answer
    x = 2,885.54

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.