Home / 3,953.45-5,931.08-1,356.38

Finding the Fourth Proportional to 3,953.45, 5,931.08 and 1,356.38

Calculator

Solution

The fourth proportional to 3,953.45, 5,931.08 and 1,356.38 is: 2,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.45 : 5,931.08 = 1,356.38 : x
  2. Step 2: Convert to fraction form
    3,953.45/5,931.08 = 1,356.38/x
  3. Step 3: Cross multiply
    3,953.45x = 5,931.08 × 1,356.38
  4. Step 4: Simplify right side
    3,953.45x = 8,044,761.85
  5. Step 5: Solve for x
    x = 8,044,761.85/3,953.45
  6. Step 6: Final answer
    x = 2,034.87

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.