Home / 1,682.17-2,521.62-804.44

Finding the Fourth Proportional to 1,682.17, 2,521.62 and 804.44

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Solution

The fourth proportional to 1,682.17, 2,521.62 and 804.44 is: 1,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682.17 : 2,521.62 = 804.44 : x
  2. Step 2: Convert to fraction form
    1,682.17/2,521.62 = 804.44/x
  3. Step 3: Cross multiply
    1,682.17x = 2,521.62 × 804.44
  4. Step 4: Simplify right side
    1,682.17x = 2,028,494.27
  5. Step 5: Solve for x
    x = 2,028,494.27/1,682.17
  6. Step 6: Final answer
    x = 1,205.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.