Home / 1,103.84-1,655.50-454.48

Finding the Fourth Proportional to 1,103.84, 1,655.50 and 454.48

Calculator

Solution

The fourth proportional to 1,103.84, 1,655.50 and 454.48 is: 681.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103.84 : 1,655.50 = 454.48 : x
  2. Step 2: Convert to fraction form
    1,103.84/1,655.50 = 454.48/x
  3. Step 3: Cross multiply
    1,103.84x = 1,655.50 × 454.48
  4. Step 4: Simplify right side
    1,103.84x = 752,391.64
  5. Step 5: Solve for x
    x = 752,391.64/1,103.84
  6. Step 6: Final answer
    x = 681.61

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.