Home / 1,892.13-2,611.49-1,064.13

Finding the Fourth Proportional to 1,892.13, 2,611.49 and 1,064.13

Calculator

Solution

The fourth proportional to 1,892.13, 2,611.49 and 1,064.13 is: 1,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.13 : 2,611.49 = 1,064.13 : x
  2. Step 2: Convert to fraction form
    1,892.13/2,611.49 = 1,064.13/x
  3. Step 3: Cross multiply
    1,892.13x = 2,611.49 × 1,064.13
  4. Step 4: Simplify right side
    1,892.13x = 2,778,964.85
  5. Step 5: Solve for x
    x = 2,778,964.85/1,892.13
  6. Step 6: Final answer
    x = 1,468.70

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.