Home / 4,270.47-6,404.99-1,191.75

Finding the Fourth Proportional to 4,270.47, 6,404.99 and 1,191.75

Calculator

Solution

The fourth proportional to 4,270.47, 6,404.99 and 1,191.75 is: 1,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.47 : 6,404.99 = 1,191.75 : x
  2. Step 2: Convert to fraction form
    4,270.47/6,404.99 = 1,191.75/x
  3. Step 3: Cross multiply
    4,270.47x = 6,404.99 × 1,191.75
  4. Step 4: Simplify right side
    4,270.47x = 7,633,140.87
  5. Step 5: Solve for x
    x = 7,633,140.87/4,270.47
  6. Step 6: Final answer
    x = 1,787.42

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.