Home / 5,441.76-8,161.50-1,545.12

Finding the Fourth Proportional to 5,441.76, 8,161.50 and 1,545.12

Calculator

Solution

The fourth proportional to 5,441.76, 8,161.50 and 1,545.12 is: 2,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.76 : 8,161.50 = 1,545.12 : x
  2. Step 2: Convert to fraction form
    5,441.76/8,161.50 = 1,545.12/x
  3. Step 3: Cross multiply
    5,441.76x = 8,161.50 × 1,545.12
  4. Step 4: Simplify right side
    5,441.76x = 12,610,496.88
  5. Step 5: Solve for x
    x = 12,610,496.88/5,441.76
  6. Step 6: Final answer
    x = 2,317.36

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.