Home / 3,713.53-5,571.51-1,981.75

Finding the Fourth Proportional to 3,713.53, 5,571.51 and 1,981.75

Calculator

Solution

The fourth proportional to 3,713.53, 5,571.51 and 1,981.75 is: 2,973.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.53 : 5,571.51 = 1,981.75 : x
  2. Step 2: Convert to fraction form
    3,713.53/5,571.51 = 1,981.75/x
  3. Step 3: Cross multiply
    3,713.53x = 5,571.51 × 1,981.75
  4. Step 4: Simplify right side
    3,713.53x = 11,041,339.94
  5. Step 5: Solve for x
    x = 11,041,339.94/3,713.53
  6. Step 6: Final answer
    x = 2,973.27

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.