Home / 5,682.10-8,529.55-4,389.30

Finding the Fourth Proportional to 5,682.10, 8,529.55 and 4,389.30

Calculator

Solution

The fourth proportional to 5,682.10, 8,529.55 and 4,389.30 is: 6,588.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.10 : 8,529.55 = 4,389.30 : x
  2. Step 2: Convert to fraction form
    5,682.10/8,529.55 = 4,389.30/x
  3. Step 3: Cross multiply
    5,682.10x = 8,529.55 × 4,389.30
  4. Step 4: Simplify right side
    5,682.10x = 37,438,753.82
  5. Step 5: Solve for x
    x = 37,438,753.82/5,682.10
  6. Step 6: Final answer
    x = 6,588.89

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.