Home / 3,984.21-5,976.90-2,035.35

Finding the Fourth Proportional to 3,984.21, 5,976.90 and 2,035.35

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Solution

The fourth proportional to 3,984.21, 5,976.90 and 2,035.35 is: 3,053.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.21 : 5,976.90 = 2,035.35 : x
  2. Step 2: Convert to fraction form
    3,984.21/5,976.90 = 2,035.35/x
  3. Step 3: Cross multiply
    3,984.21x = 5,976.90 × 2,035.35
  4. Step 4: Simplify right side
    3,984.21x = 12,165,083.42
  5. Step 5: Solve for x
    x = 12,165,083.42/3,984.21
  6. Step 6: Final answer
    x = 3,053.32

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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.