Home / 4,195.80-5,790.96-2,428.38

Finding the Fourth Proportional to 4,195.80, 5,790.96 and 2,428.38

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Solution

The fourth proportional to 4,195.80, 5,790.96 and 2,428.38 is: 3,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.80 : 5,790.96 = 2,428.38 : x
  2. Step 2: Convert to fraction form
    4,195.80/5,790.96 = 2,428.38/x
  3. Step 3: Cross multiply
    4,195.80x = 5,790.96 × 2,428.38
  4. Step 4: Simplify right side
    4,195.80x = 14,062,651.44
  5. Step 5: Solve for x
    x = 14,062,651.44/4,195.80
  6. Step 6: Final answer
    x = 3,351.60

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1.5x scale

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.