Home / 1,981.82-2,734.54-1,195.94

Finding the Fourth Proportional to 1,981.82, 2,734.54 and 1,195.94

Calculator

Solution

The fourth proportional to 1,981.82, 2,734.54 and 1,195.94 is: 1,650.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981.82 : 2,734.54 = 1,195.94 : x
  2. Step 2: Convert to fraction form
    1,981.82/2,734.54 = 1,195.94/x
  3. Step 3: Cross multiply
    1,981.82x = 2,734.54 × 1,195.94
  4. Step 4: Simplify right side
    1,981.82x = 3,270,345.77
  5. Step 5: Solve for x
    x = 3,270,345.77/1,981.82
  6. Step 6: Final answer
    x = 1,650.17

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.