Home / 3,982.60-5,975.10-2,134.60

Finding the Fourth Proportional to 3,982.60, 5,975.10 and 2,134.60

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Solution

The fourth proportional to 3,982.60, 5,975.10 and 2,134.60 is: 3,202.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.60 : 5,975.10 = 2,134.60 : x
  2. Step 2: Convert to fraction form
    3,982.60/5,975.10 = 2,134.60/x
  3. Step 3: Cross multiply
    3,982.60x = 5,975.10 × 2,134.60
  4. Step 4: Simplify right side
    3,982.60x = 12,754,448.46
  5. Step 5: Solve for x
    x = 12,754,448.46/3,982.60
  6. Step 6: Final answer
    x = 3,202.54

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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.