Home / 5,055.06-6,974.70-3,286.38

Finding the Fourth Proportional to 5,055.06, 6,974.70 and 3,286.38

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Solution

The fourth proportional to 5,055.06, 6,974.70 and 3,286.38 is: 4,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.06 : 6,974.70 = 3,286.38 : x
  2. Step 2: Convert to fraction form
    5,055.06/6,974.70 = 3,286.38/x
  3. Step 3: Cross multiply
    5,055.06x = 6,974.70 × 3,286.38
  4. Step 4: Simplify right side
    5,055.06x = 22,921,514.59
  5. Step 5: Solve for x
    x = 22,921,514.59/5,055.06
  6. Step 6: Final answer
    x = 4,534.37

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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.