Home / 4,714.60-7,067.10-2,765.80

Finding the Fourth Proportional to 4,714.60, 7,067.10 and 2,765.80

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Solution

The fourth proportional to 4,714.60, 7,067.10 and 2,765.80 is: 4,145.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.60 : 7,067.10 = 2,765.80 : x
  2. Step 2: Convert to fraction form
    4,714.60/7,067.10 = 2,765.80/x
  3. Step 3: Cross multiply
    4,714.60x = 7,067.10 × 2,765.80
  4. Step 4: Simplify right side
    4,714.60x = 19,546,185.18
  5. Step 5: Solve for x
    x = 19,546,185.18/4,714.60
  6. Step 6: Final answer
    x = 4,145.88

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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.