Home / 8,922.93-12,286.16-7,926.48

Finding the Fourth Proportional to 8,922.93, 12,286.16 and 7,926.48

Calculator

Solution

The fourth proportional to 8,922.93, 12,286.16 and 7,926.48 is: 10,914.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.93 : 12,286.16 = 7,926.48 : x
  2. Step 2: Convert to fraction form
    8,922.93/12,286.16 = 7,926.48/x
  3. Step 3: Cross multiply
    8,922.93x = 12,286.16 × 7,926.48
  4. Step 4: Simplify right side
    8,922.93x = 97,385,961.88
  5. Step 5: Solve for x
    x = 97,385,961.88/8,922.93
  6. Step 6: Final answer
    x = 10,914.12

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.