Home / 2,367.25-3,548.85-905.38

Finding the Fourth Proportional to 2,367.25, 3,548.85 and 905.38

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Solution

The fourth proportional to 2,367.25, 3,548.85 and 905.38 is: 1,357.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.25 : 3,548.85 = 905.38 : x
  2. Step 2: Convert to fraction form
    2,367.25/3,548.85 = 905.38/x
  3. Step 3: Cross multiply
    2,367.25x = 3,548.85 × 905.38
  4. Step 4: Simplify right side
    2,367.25x = 3,213,057.81
  5. Step 5: Solve for x
    x = 3,213,057.81/2,367.25
  6. Step 6: Final answer
    x = 1,357.30

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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.