Home / 8,651.88-12,975.66-2,810.16

Finding the Fourth Proportional to 8,651.88, 12,975.66 and 2,810.16

Calculator

Solution

The fourth proportional to 8,651.88, 12,975.66 and 2,810.16 is: 4,214.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651.88 : 12,975.66 = 2,810.16 : x
  2. Step 2: Convert to fraction form
    8,651.88/12,975.66 = 2,810.16/x
  3. Step 3: Cross multiply
    8,651.88x = 12,975.66 × 2,810.16
  4. Step 4: Simplify right side
    8,651.88x = 36,463,680.71
  5. Step 5: Solve for x
    x = 36,463,680.71/8,651.88
  6. Step 6: Final answer
    x = 4,214.54

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.