Home / 7,803.58-10,765.88-4,814.21

Finding the Fourth Proportional to 7,803.58, 10,765.88 and 4,814.21

Calculator

Solution

The fourth proportional to 7,803.58, 10,765.88 and 4,814.21 is: 6,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803.58 : 10,765.88 = 4,814.21 : x
  2. Step 2: Convert to fraction form
    7,803.58/10,765.88 = 4,814.21/x
  3. Step 3: Cross multiply
    7,803.58x = 10,765.88 × 4,814.21
  4. Step 4: Simplify right side
    7,803.58x = 51,829,207.15
  5. Step 5: Solve for x
    x = 51,829,207.15/7,803.58
  6. Step 6: Final answer
    x = 6,641.72

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.