Home / 1,967.33-2,714.57-1,181.39

Finding the Fourth Proportional to 1,967.33, 2,714.57 and 1,181.39

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Solution

The fourth proportional to 1,967.33, 2,714.57 and 1,181.39 is: 1,630.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.33 : 2,714.57 = 1,181.39 : x
  2. Step 2: Convert to fraction form
    1,967.33/2,714.57 = 1,181.39/x
  3. Step 3: Cross multiply
    1,967.33x = 2,714.57 × 1,181.39
  4. Step 4: Simplify right side
    1,967.33x = 3,206,966.73
  5. Step 5: Solve for x
    x = 3,206,966.73/1,967.33
  6. Step 6: Final answer
    x = 1,630.11

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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.