Home / 7,982.37-11,971.23-5,348.25

Finding the Fourth Proportional to 7,982.37, 11,971.23 and 5,348.25

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Solution

The fourth proportional to 7,982.37, 11,971.23 and 5,348.25 is: 8,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.37 : 11,971.23 = 5,348.25 : x
  2. Step 2: Convert to fraction form
    7,982.37/11,971.23 = 5,348.25/x
  3. Step 3: Cross multiply
    7,982.37x = 11,971.23 × 5,348.25
  4. Step 4: Simplify right side
    7,982.37x = 64,025,130.85
  5. Step 5: Solve for x
    x = 64,025,130.85/7,982.37
  6. Step 6: Final answer
    x = 8,020.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.