Home / 8,031.21-12,028.98-6,168.63

Finding the Fourth Proportional to 8,031.21, 12,028.98 and 6,168.63

Calculator

Solution

The fourth proportional to 8,031.21, 12,028.98 and 6,168.63 is: 9,239.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.21 : 12,028.98 = 6,168.63 : x
  2. Step 2: Convert to fraction form
    8,031.21/12,028.98 = 6,168.63/x
  3. Step 3: Cross multiply
    8,031.21x = 12,028.98 × 6,168.63
  4. Step 4: Simplify right side
    8,031.21x = 74,202,326.90
  5. Step 5: Solve for x
    x = 74,202,326.90/8,031.21
  6. Step 6: Final answer
    x = 9,239.25

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.