Home / 3,914-5,872.48-2,065.04

Finding the Fourth Proportional to 3,914, 5,872.48 and 2,065.04

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Solution

The fourth proportional to 3,914, 5,872.48 and 2,065.04 is: 3,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914 : 5,872.48 = 2,065.04 : x
  2. Step 2: Convert to fraction form
    3,914/5,872.48 = 2,065.04/x
  3. Step 3: Cross multiply
    3,914x = 5,872.48 × 2,065.04
  4. Step 4: Simplify right side
    3,914x = 12,126,906.10
  5. Step 5: Solve for x
    x = 12,126,906.10/3,914
  6. Step 6: Final answer
    x = 3,098.34

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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.