Home / 2,542.14-3,813.23-961.18

Finding the Fourth Proportional to 2,542.14, 3,813.23 and 961.18

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Solution

The fourth proportional to 2,542.14, 3,813.23 and 961.18 is: 1,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.14 : 3,813.23 = 961.18 : x
  2. Step 2: Convert to fraction form
    2,542.14/3,813.23 = 961.18/x
  3. Step 3: Cross multiply
    2,542.14x = 3,813.23 × 961.18
  4. Step 4: Simplify right side
    2,542.14x = 3,665,200.41
  5. Step 5: Solve for x
    x = 3,665,200.41/2,542.14
  6. Step 6: Final answer
    x = 1,441.78

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1.5x scale

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.