Home / 7,790.55-10,749.69-4,807.59

Finding the Fourth Proportional to 7,790.55, 10,749.69 and 4,807.59

Calculator

Solution

The fourth proportional to 7,790.55, 10,749.69 and 4,807.59 is: 6,633.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790.55 : 10,749.69 = 4,807.59 : x
  2. Step 2: Convert to fraction form
    7,790.55/10,749.69 = 4,807.59/x
  3. Step 3: Cross multiply
    7,790.55x = 10,749.69 × 4,807.59
  4. Step 4: Simplify right side
    7,790.55x = 51,680,102.15
  5. Step 5: Solve for x
    x = 51,680,102.15/7,790.55
  6. Step 6: Final answer
    x = 6,633.69

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.