Home / 12,573.70-18,858.12-3,806.26

Finding the Fourth Proportional to 12,573.70, 18,858.12 and 3,806.26

Calculator

Solution

The fourth proportional to 12,573.70, 18,858.12 and 3,806.26 is: 5,708.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573.70 : 18,858.12 = 3,806.26 : x
  2. Step 2: Convert to fraction form
    12,573.70/18,858.12 = 3,806.26/x
  3. Step 3: Cross multiply
    12,573.70x = 18,858.12 × 3,806.26
  4. Step 4: Simplify right side
    12,573.70x = 71,778,907.83
  5. Step 5: Solve for x
    x = 71,778,907.83/12,573.70
  6. Step 6: Final answer
    x = 5,708.65

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.