Home / 5,716.58-8,575.89-2,020.96

Finding the Fourth Proportional to 5,716.58, 8,575.89 and 2,020.96

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Solution

The fourth proportional to 5,716.58, 8,575.89 and 2,020.96 is: 3,031.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.58 : 8,575.89 = 2,020.96 : x
  2. Step 2: Convert to fraction form
    5,716.58/8,575.89 = 2,020.96/x
  3. Step 3: Cross multiply
    5,716.58x = 8,575.89 × 2,020.96
  4. Step 4: Simplify right side
    5,716.58x = 17,331,487.77
  5. Step 5: Solve for x
    x = 17,331,487.77/5,716.58
  6. Step 6: Final answer
    x = 3,031.79

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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.