Home / 2,716.78-4,073.96-1,895.44

Finding the Fourth Proportional to 2,716.78, 4,073.96 and 1,895.44

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Solution

The fourth proportional to 2,716.78, 4,073.96 and 1,895.44 is: 2,842.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.78 : 4,073.96 = 1,895.44 : x
  2. Step 2: Convert to fraction form
    2,716.78/4,073.96 = 1,895.44/x
  3. Step 3: Cross multiply
    2,716.78x = 4,073.96 × 1,895.44
  4. Step 4: Simplify right side
    2,716.78x = 7,721,946.74
  5. Step 5: Solve for x
    x = 7,721,946.74/2,716.78
  6. Step 6: Final answer
    x = 2,842.32

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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.