Home / 3,438.54-4,744.80-2,022.75

Finding the Fourth Proportional to 3,438.54, 4,744.80 and 2,022.75

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Solution

The fourth proportional to 3,438.54, 4,744.80 and 2,022.75 is: 2,791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.54 : 4,744.80 = 2,022.75 : x
  2. Step 2: Convert to fraction form
    3,438.54/4,744.80 = 2,022.75/x
  3. Step 3: Cross multiply
    3,438.54x = 4,744.80 × 2,022.75
  4. Step 4: Simplify right side
    3,438.54x = 9,597,544.20
  5. Step 5: Solve for x
    x = 9,597,544.20/3,438.54
  6. Step 6: Final answer
    x = 2,791.17

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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.