Home / 7,135.72-10,703.04-2,205.39

Finding the Fourth Proportional to 7,135.72, 10,703.04 and 2,205.39

Calculator

Solution

The fourth proportional to 7,135.72, 10,703.04 and 2,205.39 is: 3,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.72 : 10,703.04 = 2,205.39 : x
  2. Step 2: Convert to fraction form
    7,135.72/10,703.04 = 2,205.39/x
  3. Step 3: Cross multiply
    7,135.72x = 10,703.04 × 2,205.39
  4. Step 4: Simplify right side
    7,135.72x = 23,604,377.39
  5. Step 5: Solve for x
    x = 23,604,377.39/7,135.72
  6. Step 6: Final answer
    x = 3,307.92

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.