Home / 2,742.84-3,785.02-1,563.69

Finding the Fourth Proportional to 2,742.84, 3,785.02 and 1,563.69

Calculator

Solution

The fourth proportional to 2,742.84, 3,785.02 and 1,563.69 is: 2,157.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.84 : 3,785.02 = 1,563.69 : x
  2. Step 2: Convert to fraction form
    2,742.84/3,785.02 = 1,563.69/x
  3. Step 3: Cross multiply
    2,742.84x = 3,785.02 × 1,563.69
  4. Step 4: Simplify right side
    2,742.84x = 5,918,597.92
  5. Step 5: Solve for x
    x = 5,918,597.92/2,742.84
  6. Step 6: Final answer
    x = 2,157.84

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.