Home / 12,438-18,658.08-3,204

Finding the Fourth Proportional to 12,438, 18,658.08 and 3,204

Calculator

Solution

The fourth proportional to 12,438, 18,658.08 and 3,204 is: 4,806.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,438 : 18,658.08 = 3,204 : x
  2. Step 2: Convert to fraction form
    12,438/18,658.08 = 3,204/x
  3. Step 3: Cross multiply
    12,438x = 18,658.08 × 3,204
  4. Step 4: Simplify right side
    12,438x = 59,780,488.32
  5. Step 5: Solve for x
    x = 59,780,488.32/12,438
  6. Step 6: Final answer
    x = 4,806.28

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.