Home / 6,860.90-9,468.40-3,876.86

Finding the Fourth Proportional to 6,860.90, 9,468.40 and 3,876.86

Calculator

Solution

The fourth proportional to 6,860.90, 9,468.40 and 3,876.86 is: 5,350.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.90 : 9,468.40 = 3,876.86 : x
  2. Step 2: Convert to fraction form
    6,860.90/9,468.40 = 3,876.86/x
  3. Step 3: Cross multiply
    6,860.90x = 9,468.40 × 3,876.86
  4. Step 4: Simplify right side
    6,860.90x = 36,707,661.22
  5. Step 5: Solve for x
    x = 36,707,661.22/6,860.90
  6. Step 6: Final answer
    x = 5,350.27

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.