Home / 3,811.26-5,714.06-2,575.20

Finding the Fourth Proportional to 3,811.26, 5,714.06 and 2,575.20

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Solution

The fourth proportional to 3,811.26, 5,714.06 and 2,575.20 is: 3,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811.26 : 5,714.06 = 2,575.20 : x
  2. Step 2: Convert to fraction form
    3,811.26/5,714.06 = 2,575.20/x
  3. Step 3: Cross multiply
    3,811.26x = 5,714.06 × 2,575.20
  4. Step 4: Simplify right side
    3,811.26x = 14,714,834.44
  5. Step 5: Solve for x
    x = 14,714,834.44/3,811.26
  6. Step 6: Final answer
    x = 3,860.88

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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.