Home / 8,732.68-12,047.76-5,590.66

Finding the Fourth Proportional to 8,732.68, 12,047.76 and 5,590.66

Calculator

Solution

The fourth proportional to 8,732.68, 12,047.76 and 5,590.66 is: 7,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732.68 : 12,047.76 = 5,590.66 : x
  2. Step 2: Convert to fraction form
    8,732.68/12,047.76 = 5,590.66/x
  3. Step 3: Cross multiply
    8,732.68x = 12,047.76 × 5,590.66
  4. Step 4: Simplify right side
    8,732.68x = 67,354,929.92
  5. Step 5: Solve for x
    x = 67,354,929.92/8,732.68
  6. Step 6: Final answer
    x = 7,712.97

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.