Home / 3,307.25-4,564.13-1,815.21

Finding the Fourth Proportional to 3,307.25, 4,564.13 and 1,815.21

Calculator

Solution

The fourth proportional to 3,307.25, 4,564.13 and 1,815.21 is: 2,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.25 : 4,564.13 = 1,815.21 : x
  2. Step 2: Convert to fraction form
    3,307.25/4,564.13 = 1,815.21/x
  3. Step 3: Cross multiply
    3,307.25x = 4,564.13 × 1,815.21
  4. Step 4: Simplify right side
    3,307.25x = 8,284,845.34
  5. Step 5: Solve for x
    x = 8,284,845.34/3,307.25
  6. Step 6: Final answer
    x = 2,505.05

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.