Home / 3,426.88-5,139.10-1,235.02

Finding the Fourth Proportional to 3,426.88, 5,139.10 and 1,235.02

Calculator

Solution

The fourth proportional to 3,426.88, 5,139.10 and 1,235.02 is: 1,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.88 : 5,139.10 = 1,235.02 : x
  2. Step 2: Convert to fraction form
    3,426.88/5,139.10 = 1,235.02/x
  3. Step 3: Cross multiply
    3,426.88x = 5,139.10 × 1,235.02
  4. Step 4: Simplify right side
    3,426.88x = 6,346,891.28
  5. Step 5: Solve for x
    x = 6,346,891.28/3,426.88
  6. Step 6: Final answer
    x = 1,852.09

Related Problems

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.