Home / 12,184.83-18,277.90-3,865.48

Finding the Fourth Proportional to 12,184.83, 18,277.90 and 3,865.48

Calculator

Solution

The fourth proportional to 12,184.83, 18,277.90 and 3,865.48 is: 5,798.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184.83 : 18,277.90 = 3,865.48 : x
  2. Step 2: Convert to fraction form
    12,184.83/18,277.90 = 3,865.48/x
  3. Step 3: Cross multiply
    12,184.83x = 18,277.90 × 3,865.48
  4. Step 4: Simplify right side
    12,184.83x = 70,652,801.53
  5. Step 5: Solve for x
    x = 70,652,801.53/12,184.83
  6. Step 6: Final answer
    x = 5,798.42

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.