Home / 11,969.85-16,518.56-6,664.80

Finding the Fourth Proportional to 11,969.85, 16,518.56 and 6,664.80

Calculator

Solution

The fourth proportional to 11,969.85, 16,518.56 and 6,664.80 is: 9,197.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969.85 : 16,518.56 = 6,664.80 : x
  2. Step 2: Convert to fraction form
    11,969.85/16,518.56 = 6,664.80/x
  3. Step 3: Cross multiply
    11,969.85x = 16,518.56 × 6,664.80
  4. Step 4: Simplify right side
    11,969.85x = 110,092,865.36
  5. Step 5: Solve for x
    x = 110,092,865.36/11,969.85
  6. Step 6: Final answer
    x = 9,197.51

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.