Home / 2,926.13-4,387.94-1,694.39

Finding the Fourth Proportional to 2,926.13, 4,387.94 and 1,694.39

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Solution

The fourth proportional to 2,926.13, 4,387.94 and 1,694.39 is: 2,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.13 : 4,387.94 = 1,694.39 : x
  2. Step 2: Convert to fraction form
    2,926.13/4,387.94 = 1,694.39/x
  3. Step 3: Cross multiply
    2,926.13x = 4,387.94 × 1,694.39
  4. Step 4: Simplify right side
    2,926.13x = 7,434,857.60
  5. Step 5: Solve for x
    x = 7,434,857.60/2,926.13
  6. Step 6: Final answer
    x = 2,540.85

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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.