Home / 5,609.71-8,405.26-3,411.79

Finding the Fourth Proportional to 5,609.71, 8,405.26 and 3,411.79

Calculator

Solution

The fourth proportional to 5,609.71, 8,405.26 and 3,411.79 is: 5,112.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.71 : 8,405.26 = 3,411.79 : x
  2. Step 2: Convert to fraction form
    5,609.71/8,405.26 = 3,411.79/x
  3. Step 3: Cross multiply
    5,609.71x = 8,405.26 × 3,411.79
  4. Step 4: Simplify right side
    5,609.71x = 28,676,922.93
  5. Step 5: Solve for x
    x = 28,676,922.93/5,609.71
  6. Step 6: Final answer
    x = 5,112.02

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.