Home / 1,937.21-2,882.52-1,930.73

Finding the Fourth Proportional to 1,937.21, 2,882.52 and 1,930.73

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Solution

The fourth proportional to 1,937.21, 2,882.52 and 1,930.73 is: 2,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.21 : 2,882.52 = 1,930.73 : x
  2. Step 2: Convert to fraction form
    1,937.21/2,882.52 = 1,930.73/x
  3. Step 3: Cross multiply
    1,937.21x = 2,882.52 × 1,930.73
  4. Step 4: Simplify right side
    1,937.21x = 5,565,367.84
  5. Step 5: Solve for x
    x = 5,565,367.84/1,937.21
  6. Step 6: Final answer
    x = 2,872.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.