Home / 8,776-13,166.28-2,620

Finding the Fourth Proportional to 8,776, 13,166.28 and 2,620

Calculator

Solution

The fourth proportional to 8,776, 13,166.28 and 2,620 is: 3,930.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776 : 13,166.28 = 2,620 : x
  2. Step 2: Convert to fraction form
    8,776/13,166.28 = 2,620/x
  3. Step 3: Cross multiply
    8,776x = 13,166.28 × 2,620
  4. Step 4: Simplify right side
    8,776x = 34,495,653.60
  5. Step 5: Solve for x
    x = 34,495,653.60/8,776
  6. Step 6: Final answer
    x = 3,930.68

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.