Home / 12,065.78-16,650.72-6,760.46

Finding the Fourth Proportional to 12,065.78, 16,650.72 and 6,760.46

Calculator

Solution

The fourth proportional to 12,065.78, 16,650.72 and 6,760.46 is: 9,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.78 : 16,650.72 = 6,760.46 : x
  2. Step 2: Convert to fraction form
    12,065.78/16,650.72 = 6,760.46/x
  3. Step 3: Cross multiply
    12,065.78x = 16,650.72 × 6,760.46
  4. Step 4: Simplify right side
    12,065.78x = 112,566,526.53
  5. Step 5: Solve for x
    x = 112,566,526.53/12,065.78
  6. Step 6: Final answer
    x = 9,329.40

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.