Home / 1,975.96-2,959.62-1,323.64

Finding the Fourth Proportional to 1,975.96, 2,959.62 and 1,323.64

Calculator

Solution

The fourth proportional to 1,975.96, 2,959.62 and 1,323.64 is: 1,982.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.96 : 2,959.62 = 1,323.64 : x
  2. Step 2: Convert to fraction form
    1,975.96/2,959.62 = 1,323.64/x
  3. Step 3: Cross multiply
    1,975.96x = 2,959.62 × 1,323.64
  4. Step 4: Simplify right side
    1,975.96x = 3,917,471.42
  5. Step 5: Solve for x
    x = 3,917,471.42/1,975.96
  6. Step 6: Final answer
    x = 1,982.57

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.