Home / 9,435.28-13,020.33-5,243.80

Finding the Fourth Proportional to 9,435.28, 13,020.33 and 5,243.80

Calculator

Solution

The fourth proportional to 9,435.28, 13,020.33 and 5,243.80 is: 7,236.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435.28 : 13,020.33 = 5,243.80 : x
  2. Step 2: Convert to fraction form
    9,435.28/13,020.33 = 5,243.80/x
  3. Step 3: Cross multiply
    9,435.28x = 13,020.33 × 5,243.80
  4. Step 4: Simplify right side
    9,435.28x = 68,276,006.45
  5. Step 5: Solve for x
    x = 68,276,006.45/9,435.28
  6. Step 6: Final answer
    x = 7,236.25

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.