Home / 2,710-4,065-1,172.08

Finding the Fourth Proportional to 2,710, 4,065 and 1,172.08

Calculator

Solution

The fourth proportional to 2,710, 4,065 and 1,172.08 is: 1,758.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710 : 4,065 = 1,172.08 : x
  2. Step 2: Convert to fraction form
    2,710/4,065 = 1,172.08/x
  3. Step 3: Cross multiply
    2,710x = 4,065 × 1,172.08
  4. Step 4: Simplify right side
    2,710x = 4,764,505.20
  5. Step 5: Solve for x
    x = 4,764,505.20/2,710
  6. Step 6: Final answer
    x = 1,758.12

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.