Home / 5,876.45-8,109.45-3,223.90

Finding the Fourth Proportional to 5,876.45, 8,109.45 and 3,223.90

Calculator

Solution

The fourth proportional to 5,876.45, 8,109.45 and 3,223.90 is: 4,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.45 : 8,109.45 = 3,223.90 : x
  2. Step 2: Convert to fraction form
    5,876.45/8,109.45 = 3,223.90/x
  3. Step 3: Cross multiply
    5,876.45x = 8,109.45 × 3,223.90
  4. Step 4: Simplify right side
    5,876.45x = 26,144,065.99
  5. Step 5: Solve for x
    x = 26,144,065.99/5,876.45
  6. Step 6: Final answer
    x = 4,448.96

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.