Home / 1,909.85-2,864.57-1,352.23

Finding the Fourth Proportional to 1,909.85, 2,864.57 and 1,352.23

Calculator

Solution

The fourth proportional to 1,909.85, 2,864.57 and 1,352.23 is: 2,028.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909.85 : 2,864.57 = 1,352.23 : x
  2. Step 2: Convert to fraction form
    1,909.85/2,864.57 = 1,352.23/x
  3. Step 3: Cross multiply
    1,909.85x = 2,864.57 × 1,352.23
  4. Step 4: Simplify right side
    1,909.85x = 3,873,543.57
  5. Step 5: Solve for x
    x = 3,873,543.57/1,909.85
  6. Step 6: Final answer
    x = 2,028.20

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.