Home / 2,313.44-3,190.58-1,725.38

Finding the Fourth Proportional to 2,313.44, 3,190.58 and 1,725.38

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Solution

The fourth proportional to 2,313.44, 3,190.58 and 1,725.38 is: 2,379.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.44 : 3,190.58 = 1,725.38 : x
  2. Step 2: Convert to fraction form
    2,313.44/3,190.58 = 1,725.38/x
  3. Step 3: Cross multiply
    2,313.44x = 3,190.58 × 1,725.38
  4. Step 4: Simplify right side
    2,313.44x = 5,504,962.92
  5. Step 5: Solve for x
    x = 5,504,962.92/2,313.44
  6. Step 6: Final answer
    x = 2,379.56

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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.