Home / 2,501.88-3,753.02-770.50

Finding the Fourth Proportional to 2,501.88, 3,753.02 and 770.50

Calculator

Solution

The fourth proportional to 2,501.88, 3,753.02 and 770.50 is: 1,155.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.88 : 3,753.02 = 770.50 : x
  2. Step 2: Convert to fraction form
    2,501.88/3,753.02 = 770.50/x
  3. Step 3: Cross multiply
    2,501.88x = 3,753.02 × 770.50
  4. Step 4: Simplify right side
    2,501.88x = 2,891,701.91
  5. Step 5: Solve for x
    x = 2,891,701.91/2,501.88
  6. Step 6: Final answer
    x = 1,155.81

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.