Home / 4,818.32-7,227.72-2,045.12

Finding the Fourth Proportional to 4,818.32, 7,227.72 and 2,045.12

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Solution

The fourth proportional to 4,818.32, 7,227.72 and 2,045.12 is: 3,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.32 : 7,227.72 = 2,045.12 : x
  2. Step 2: Convert to fraction form
    4,818.32/7,227.72 = 2,045.12/x
  3. Step 3: Cross multiply
    4,818.32x = 7,227.72 × 2,045.12
  4. Step 4: Simplify right side
    4,818.32x = 14,781,554.73
  5. Step 5: Solve for x
    x = 14,781,554.73/4,818.32
  6. Step 6: Final answer
    x = 3,067.78

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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.