Home / 1,967.01-2,714.45-1,082.79

Finding the Fourth Proportional to 1,967.01, 2,714.45 and 1,082.79

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Solution

The fourth proportional to 1,967.01, 2,714.45 and 1,082.79 is: 1,494.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967.01 : 2,714.45 = 1,082.79 : x
  2. Step 2: Convert to fraction form
    1,967.01/2,714.45 = 1,082.79/x
  3. Step 3: Cross multiply
    1,967.01x = 2,714.45 × 1,082.79
  4. Step 4: Simplify right side
    1,967.01x = 2,939,182.02
  5. Step 5: Solve for x
    x = 2,939,182.02/1,967.01
  6. Step 6: Final answer
    x = 1,494.24

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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.