Home / 2,839.59-3,918.35-2,093.95

Finding the Fourth Proportional to 2,839.59, 3,918.35 and 2,093.95

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Solution

The fourth proportional to 2,839.59, 3,918.35 and 2,093.95 is: 2,889.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.59 : 3,918.35 = 2,093.95 : x
  2. Step 2: Convert to fraction form
    2,839.59/3,918.35 = 2,093.95/x
  3. Step 3: Cross multiply
    2,839.59x = 3,918.35 × 2,093.95
  4. Step 4: Simplify right side
    2,839.59x = 8,204,809.39
  5. Step 5: Solve for x
    x = 8,204,809.39/2,839.59
  6. Step 6: Final answer
    x = 2,889.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.