Home / 2,349.25-3,240.34-2,272.03

Finding the Fourth Proportional to 2,349.25, 3,240.34 and 2,272.03

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Solution

The fourth proportional to 2,349.25, 3,240.34 and 2,272.03 is: 3,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.25 : 3,240.34 = 2,272.03 : x
  2. Step 2: Convert to fraction form
    2,349.25/3,240.34 = 2,272.03/x
  3. Step 3: Cross multiply
    2,349.25x = 3,240.34 × 2,272.03
  4. Step 4: Simplify right side
    2,349.25x = 7,362,149.69
  5. Step 5: Solve for x
    x = 7,362,149.69/2,349.25
  6. Step 6: Final answer
    x = 3,133.83

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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.