Home / 5,714.62-8,562.15-3,119.38

Finding the Fourth Proportional to 5,714.62, 8,562.15 and 3,119.38

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Solution

The fourth proportional to 5,714.62, 8,562.15 and 3,119.38 is: 4,673.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,714.62 : 8,562.15 = 3,119.38 : x
  2. Step 2: Convert to fraction form
    5,714.62/8,562.15 = 3,119.38/x
  3. Step 3: Cross multiply
    5,714.62x = 8,562.15 × 3,119.38
  4. Step 4: Simplify right side
    5,714.62x = 26,708,599.47
  5. Step 5: Solve for x
    x = 26,708,599.47/5,714.62
  6. Step 6: Final answer
    x = 4,673.73

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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.