Home / 12,575.91-17,355.21-6,911.18

Finding the Fourth Proportional to 12,575.91, 17,355.21 and 6,911.18

Calculator

Solution

The fourth proportional to 12,575.91, 17,355.21 and 6,911.18 is: 9,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575.91 : 17,355.21 = 6,911.18 : x
  2. Step 2: Convert to fraction form
    12,575.91/17,355.21 = 6,911.18/x
  3. Step 3: Cross multiply
    12,575.91x = 17,355.21 × 6,911.18
  4. Step 4: Simplify right side
    12,575.91x = 119,944,893.47
  5. Step 5: Solve for x
    x = 119,944,893.47/12,575.91
  6. Step 6: Final answer
    x = 9,537.67

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.