Home / 1,967.26-2,714.70-1,082.88

Finding the Fourth Proportional to 1,967.26, 2,714.70 and 1,082.88

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Solution

The fourth proportional to 1,967.26, 2,714.70 and 1,082.88 is: 1,494.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.26 : 2,714.70 = 1,082.88 : x
  2. Step 2: Convert to fraction form
    1,967.26/2,714.70 = 1,082.88/x
  3. Step 3: Cross multiply
    1,967.26x = 2,714.70 × 1,082.88
  4. Step 4: Simplify right side
    1,967.26x = 2,939,694.34
  5. Step 5: Solve for x
    x = 2,939,694.34/1,967.26
  6. Step 6: Final answer
    x = 1,494.31

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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.