Home / 3,134.88-4,702.32-1,401.12

Finding the Fourth Proportional to 3,134.88, 4,702.32 and 1,401.12

Calculator

Solution

The fourth proportional to 3,134.88, 4,702.32 and 1,401.12 is: 2,101.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.88 : 4,702.32 = 1,401.12 : x
  2. Step 2: Convert to fraction form
    3,134.88/4,702.32 = 1,401.12/x
  3. Step 3: Cross multiply
    3,134.88x = 4,702.32 × 1,401.12
  4. Step 4: Simplify right side
    3,134.88x = 6,588,514.60
  5. Step 5: Solve for x
    x = 6,588,514.60/3,134.88
  6. Step 6: Final answer
    x = 2,101.68

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.