Home / 8,621-12,932.25-2,381.02

Finding the Fourth Proportional to 8,621, 12,932.25 and 2,381.02

Calculator

Solution

The fourth proportional to 8,621, 12,932.25 and 2,381.02 is: 3,571.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621 : 12,932.25 = 2,381.02 : x
  2. Step 2: Convert to fraction form
    8,621/12,932.25 = 2,381.02/x
  3. Step 3: Cross multiply
    8,621x = 12,932.25 × 2,381.02
  4. Step 4: Simplify right side
    8,621x = 30,791,945.90
  5. Step 5: Solve for x
    x = 30,791,945.90/8,621
  6. Step 6: Final answer
    x = 3,571.74

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.