Home / 3,747.21-5,169.99-2,175

Finding the Fourth Proportional to 3,747.21, 5,169.99 and 2,175

Calculator

Solution

The fourth proportional to 3,747.21, 5,169.99 and 2,175 is: 3,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.21 : 5,169.99 = 2,175 : x
  2. Step 2: Convert to fraction form
    3,747.21/5,169.99 = 2,175/x
  3. Step 3: Cross multiply
    3,747.21x = 5,169.99 × 2,175
  4. Step 4: Simplify right side
    3,747.21x = 11,244,728.25
  5. Step 5: Solve for x
    x = 11,244,728.25/3,747.21
  6. Step 6: Final answer
    x = 3,000.83

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.