Home / 3,926.10-5,884.20-2,078.04

Finding the Fourth Proportional to 3,926.10, 5,884.20 and 2,078.04

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Solution

The fourth proportional to 3,926.10, 5,884.20 and 2,078.04 is: 3,114.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.10 : 5,884.20 = 2,078.04 : x
  2. Step 2: Convert to fraction form
    3,926.10/5,884.20 = 2,078.04/x
  3. Step 3: Cross multiply
    3,926.10x = 5,884.20 × 2,078.04
  4. Step 4: Simplify right side
    3,926.10x = 12,227,602.97
  5. Step 5: Solve for x
    x = 12,227,602.97/3,926.10
  6. Step 6: Final answer
    x = 3,114.44

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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.