Home / 5,765.38-8,646.68-1,605.52

Finding the Fourth Proportional to 5,765.38, 8,646.68 and 1,605.52

Calculator

Solution

The fourth proportional to 5,765.38, 8,646.68 and 1,605.52 is: 2,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.38 : 8,646.68 = 1,605.52 : x
  2. Step 2: Convert to fraction form
    5,765.38/8,646.68 = 1,605.52/x
  3. Step 3: Cross multiply
    5,765.38x = 8,646.68 × 1,605.52
  4. Step 4: Simplify right side
    5,765.38x = 13,882,432.50
  5. Step 5: Solve for x
    x = 13,882,432.50/5,765.38
  6. Step 6: Final answer
    x = 2,407.90

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.