Home / 3,495.54-5,243.35-1,187.22

Finding the Fourth Proportional to 3,495.54, 5,243.35 and 1,187.22

Calculator

Solution

The fourth proportional to 3,495.54, 5,243.35 and 1,187.22 is: 1,780.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.54 : 5,243.35 = 1,187.22 : x
  2. Step 2: Convert to fraction form
    3,495.54/5,243.35 = 1,187.22/x
  3. Step 3: Cross multiply
    3,495.54x = 5,243.35 × 1,187.22
  4. Step 4: Simplify right side
    3,495.54x = 6,225,009.99
  5. Step 5: Solve for x
    x = 6,225,009.99/3,495.54
  6. Step 6: Final answer
    x = 1,780.84

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.