Home / 10,717.64-16,078.95-3,321.71

Finding the Fourth Proportional to 10,717.64, 16,078.95 and 3,321.71

Calculator

Solution

The fourth proportional to 10,717.64, 16,078.95 and 3,321.71 is: 4,983.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.64 : 16,078.95 = 3,321.71 : x
  2. Step 2: Convert to fraction form
    10,717.64/16,078.95 = 3,321.71/x
  3. Step 3: Cross multiply
    10,717.64x = 16,078.95 × 3,321.71
  4. Step 4: Simplify right side
    10,717.64x = 53,409,609.00
  5. Step 5: Solve for x
    x = 53,409,609.00/10,717.64
  6. Step 6: Final answer
    x = 4,983.34

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.