Home / 2,966.39-4,093.49-1,621.97

Finding the Fourth Proportional to 2,966.39, 4,093.49 and 1,621.97

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Solution

The fourth proportional to 2,966.39, 4,093.49 and 1,621.97 is: 2,238.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.39 : 4,093.49 = 1,621.97 : x
  2. Step 2: Convert to fraction form
    2,966.39/4,093.49 = 1,621.97/x
  3. Step 3: Cross multiply
    2,966.39x = 4,093.49 × 1,621.97
  4. Step 4: Simplify right side
    2,966.39x = 6,639,519.30
  5. Step 5: Solve for x
    x = 6,639,519.30/2,966.39
  6. Step 6: Final answer
    x = 2,238.25

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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.