Home / 3,813.56-5,714.46-2,576.12

Finding the Fourth Proportional to 3,813.56, 5,714.46 and 2,576.12

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Solution

The fourth proportional to 3,813.56, 5,714.46 and 2,576.12 is: 3,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.56 : 5,714.46 = 2,576.12 : x
  2. Step 2: Convert to fraction form
    3,813.56/5,714.46 = 2,576.12/x
  3. Step 3: Cross multiply
    3,813.56x = 5,714.46 × 2,576.12
  4. Step 4: Simplify right side
    3,813.56x = 14,721,134.70
  5. Step 5: Solve for x
    x = 14,721,134.70/3,813.56
  6. Step 6: Final answer
    x = 3,860.21

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1.5x scale

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.