Home / 4,171.06-5,749.94-3,174.61

Finding the Fourth Proportional to 4,171.06, 5,749.94 and 3,174.61

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Solution

The fourth proportional to 4,171.06, 5,749.94 and 3,174.61 is: 4,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.06 : 5,749.94 = 3,174.61 : x
  2. Step 2: Convert to fraction form
    4,171.06/5,749.94 = 3,174.61/x
  3. Step 3: Cross multiply
    4,171.06x = 5,749.94 × 3,174.61
  4. Step 4: Simplify right side
    4,171.06x = 18,253,803.51
  5. Step 5: Solve for x
    x = 18,253,803.51/4,171.06
  6. Step 6: Final answer
    x = 4,376.30

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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.