Home / 3,981.82-5,973.74-2,339.76

Finding the Fourth Proportional to 3,981.82, 5,973.74 and 2,339.76

Calculator

Solution

The fourth proportional to 3,981.82, 5,973.74 and 2,339.76 is: 3,510.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981.82 : 5,973.74 = 2,339.76 : x
  2. Step 2: Convert to fraction form
    3,981.82/5,973.74 = 2,339.76/x
  3. Step 3: Cross multiply
    3,981.82x = 5,973.74 × 2,339.76
  4. Step 4: Simplify right side
    3,981.82x = 13,977,117.90
  5. Step 5: Solve for x
    x = 13,977,117.90/3,981.82
  6. Step 6: Final answer
    x = 3,510.23

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.