Home / 3,174.27-4,379.03-2,055.58

Finding the Fourth Proportional to 3,174.27, 4,379.03 and 2,055.58

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Solution

The fourth proportional to 3,174.27, 4,379.03 and 2,055.58 is: 2,835.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174.27 : 4,379.03 = 2,055.58 : x
  2. Step 2: Convert to fraction form
    3,174.27/4,379.03 = 2,055.58/x
  3. Step 3: Cross multiply
    3,174.27x = 4,379.03 × 2,055.58
  4. Step 4: Simplify right side
    3,174.27x = 9,001,432.97
  5. Step 5: Solve for x
    x = 9,001,432.97/3,174.27
  6. Step 6: Final answer
    x = 2,835.75

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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.