Home / 8,418.60-12,624.69-2,795.22

Finding the Fourth Proportional to 8,418.60, 12,624.69 and 2,795.22

Calculator

Solution

The fourth proportional to 8,418.60, 12,624.69 and 2,795.22 is: 4,191.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418.60 : 12,624.69 = 2,795.22 : x
  2. Step 2: Convert to fraction form
    8,418.60/12,624.69 = 2,795.22/x
  3. Step 3: Cross multiply
    8,418.60x = 12,624.69 × 2,795.22
  4. Step 4: Simplify right side
    8,418.60x = 35,288,785.98
  5. Step 5: Solve for x
    x = 35,288,785.98/8,418.60
  6. Step 6: Final answer
    x = 4,191.76

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.