Home / 8,807.91-12,155.68-4,829.80

Finding the Fourth Proportional to 8,807.91, 12,155.68 and 4,829.80

Calculator

Solution

The fourth proportional to 8,807.91, 12,155.68 and 4,829.80 is: 6,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.91 : 12,155.68 = 4,829.80 : x
  2. Step 2: Convert to fraction form
    8,807.91/12,155.68 = 4,829.80/x
  3. Step 3: Cross multiply
    8,807.91x = 12,155.68 × 4,829.80
  4. Step 4: Simplify right side
    8,807.91x = 58,709,503.26
  5. Step 5: Solve for x
    x = 58,709,503.26/8,807.91
  6. Step 6: Final answer
    x = 6,665.54

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.