Home / 8,662.68-12,994.80-2,422.76

Finding the Fourth Proportional to 8,662.68, 12,994.80 and 2,422.76

Calculator

Solution

The fourth proportional to 8,662.68, 12,994.80 and 2,422.76 is: 3,634.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662.68 : 12,994.80 = 2,422.76 : x
  2. Step 2: Convert to fraction form
    8,662.68/12,994.80 = 2,422.76/x
  3. Step 3: Cross multiply
    8,662.68x = 12,994.80 × 2,422.76
  4. Step 4: Simplify right side
    8,662.68x = 31,483,281.65
  5. Step 5: Solve for x
    x = 31,483,281.65/8,662.68
  6. Step 6: Final answer
    x = 3,634.36

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.