Home / 5,167.97-7,131.77-2,810.11

Finding the Fourth Proportional to 5,167.97, 7,131.77 and 2,810.11

Calculator

Solution

The fourth proportional to 5,167.97, 7,131.77 and 2,810.11 is: 3,877.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.97 : 7,131.77 = 2,810.11 : x
  2. Step 2: Convert to fraction form
    5,167.97/7,131.77 = 2,810.11/x
  3. Step 3: Cross multiply
    5,167.97x = 7,131.77 × 2,810.11
  4. Step 4: Simplify right side
    5,167.97x = 20,041,058.19
  5. Step 5: Solve for x
    x = 20,041,058.19/5,167.97
  6. Step 6: Final answer
    x = 3,877.94

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.