Home / 10,821.84-16,232.76-2,613.84

Finding the Fourth Proportional to 10,821.84, 16,232.76 and 2,613.84

Calculator

Solution

The fourth proportional to 10,821.84, 16,232.76 and 2,613.84 is: 3,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.84 : 16,232.76 = 2,613.84 : x
  2. Step 2: Convert to fraction form
    10,821.84/16,232.76 = 2,613.84/x
  3. Step 3: Cross multiply
    10,821.84x = 16,232.76 × 2,613.84
  4. Step 4: Simplify right side
    10,821.84x = 42,429,837.40
  5. Step 5: Solve for x
    x = 42,429,837.40/10,821.84
  6. Step 6: Final answer
    x = 3,920.76

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.