Home / 5,253.05-7,879.54-1,357.45

Finding the Fourth Proportional to 5,253.05, 7,879.54 and 1,357.45

Calculator

Solution

The fourth proportional to 5,253.05, 7,879.54 and 1,357.45 is: 2,036.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.05 : 7,879.54 = 1,357.45 : x
  2. Step 2: Convert to fraction form
    5,253.05/7,879.54 = 1,357.45/x
  3. Step 3: Cross multiply
    5,253.05x = 7,879.54 × 1,357.45
  4. Step 4: Simplify right side
    5,253.05x = 10,696,081.57
  5. Step 5: Solve for x
    x = 10,696,081.57/5,253.05
  6. Step 6: Final answer
    x = 2,036.17

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.