Home / 3,996.20-5,983.54-2,606.09

Finding the Fourth Proportional to 3,996.20, 5,983.54 and 2,606.09

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Solution

The fourth proportional to 3,996.20, 5,983.54 and 2,606.09 is: 3,902.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.20 : 5,983.54 = 2,606.09 : x
  2. Step 2: Convert to fraction form
    3,996.20/5,983.54 = 2,606.09/x
  3. Step 3: Cross multiply
    3,996.20x = 5,983.54 × 2,606.09
  4. Step 4: Simplify right side
    3,996.20x = 15,593,643.76
  5. Step 5: Solve for x
    x = 15,593,643.76/3,996.20
  6. Step 6: Final answer
    x = 3,902.12

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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.