Home / 7,766.86-10,718.13-4,230.04

Finding the Fourth Proportional to 7,766.86, 10,718.13 and 4,230.04

Calculator

Solution

The fourth proportional to 7,766.86, 10,718.13 and 4,230.04 is: 5,837.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.86 : 10,718.13 = 4,230.04 : x
  2. Step 2: Convert to fraction form
    7,766.86/10,718.13 = 4,230.04/x
  3. Step 3: Cross multiply
    7,766.86x = 10,718.13 × 4,230.04
  4. Step 4: Simplify right side
    7,766.86x = 45,338,118.63
  5. Step 5: Solve for x
    x = 45,338,118.63/7,766.86
  6. Step 6: Final answer
    x = 5,837.38

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.