Home / 8,678.66-13,010.67-3,410.73

Finding the Fourth Proportional to 8,678.66, 13,010.67 and 3,410.73

Calculator

Solution

The fourth proportional to 8,678.66, 13,010.67 and 3,410.73 is: 5,113.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678.66 : 13,010.67 = 3,410.73 : x
  2. Step 2: Convert to fraction form
    8,678.66/13,010.67 = 3,410.73/x
  3. Step 3: Cross multiply
    8,678.66x = 13,010.67 × 3,410.73
  4. Step 4: Simplify right side
    8,678.66x = 44,375,882.49
  5. Step 5: Solve for x
    x = 44,375,882.49/8,678.66
  6. Step 6: Final answer
    x = 5,113.22

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.