Home / 1,967.39-2,714.96-1,083.17

Finding the Fourth Proportional to 1,967.39, 2,714.96 and 1,083.17

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Solution

The fourth proportional to 1,967.39, 2,714.96 and 1,083.17 is: 1,494.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.39 : 2,714.96 = 1,083.17 : x
  2. Step 2: Convert to fraction form
    1,967.39/2,714.96 = 1,083.17/x
  3. Step 3: Cross multiply
    1,967.39x = 2,714.96 × 1,083.17
  4. Step 4: Simplify right side
    1,967.39x = 2,940,772.72
  5. Step 5: Solve for x
    x = 2,940,772.72/1,967.39
  6. Step 6: Final answer
    x = 1,494.76

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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.