Home / 11,086.72-15,294.72-7,553.28

Finding the Fourth Proportional to 11,086.72, 15,294.72 and 7,553.28

Calculator

Solution

The fourth proportional to 11,086.72, 15,294.72 and 7,553.28 is: 10,420.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.72 : 15,294.72 = 7,553.28 : x
  2. Step 2: Convert to fraction form
    11,086.72/15,294.72 = 7,553.28/x
  3. Step 3: Cross multiply
    11,086.72x = 15,294.72 × 7,553.28
  4. Step 4: Simplify right side
    11,086.72x = 115,525,302.68
  5. Step 5: Solve for x
    x = 115,525,302.68/11,086.72
  6. Step 6: Final answer
    x = 10,420.15

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.