Home / 7,166.48-9,890.18-4,022.87

Finding the Fourth Proportional to 7,166.48, 9,890.18 and 4,022.87

Calculator

Solution

The fourth proportional to 7,166.48, 9,890.18 and 4,022.87 is: 5,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.48 : 9,890.18 = 4,022.87 : x
  2. Step 2: Convert to fraction form
    7,166.48/9,890.18 = 4,022.87/x
  3. Step 3: Cross multiply
    7,166.48x = 9,890.18 × 4,022.87
  4. Step 4: Simplify right side
    7,166.48x = 39,786,838.85
  5. Step 5: Solve for x
    x = 39,786,838.85/7,166.48
  6. Step 6: Final answer
    x = 5,551.80

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.