Home / 4,714.20-7,067.70-2,864.88

Finding the Fourth Proportional to 4,714.20, 7,067.70 and 2,864.88

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Solution

The fourth proportional to 4,714.20, 7,067.70 and 2,864.88 is: 4,295.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.20 : 7,067.70 = 2,864.88 : x
  2. Step 2: Convert to fraction form
    4,714.20/7,067.70 = 2,864.88/x
  3. Step 3: Cross multiply
    4,714.20x = 7,067.70 × 2,864.88
  4. Step 4: Simplify right side
    4,714.20x = 20,248,112.38
  5. Step 5: Solve for x
    x = 20,248,112.38/4,714.20
  6. Step 6: Final answer
    x = 4,295.13

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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.