Home / 1,966.44-2,713.98-1,180.68

Finding the Fourth Proportional to 1,966.44, 2,713.98 and 1,180.68

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Solution

The fourth proportional to 1,966.44, 2,713.98 and 1,180.68 is: 1,629.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.44 : 2,713.98 = 1,180.68 : x
  2. Step 2: Convert to fraction form
    1,966.44/2,713.98 = 1,180.68/x
  3. Step 3: Cross multiply
    1,966.44x = 2,713.98 × 1,180.68
  4. Step 4: Simplify right side
    1,966.44x = 3,204,341.91
  5. Step 5: Solve for x
    x = 3,204,341.91/1,966.44
  6. Step 6: Final answer
    x = 1,629.51

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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.