Home / 5,756.82-8,635.23-3,808.58

Finding the Fourth Proportional to 5,756.82, 8,635.23 and 3,808.58

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Solution

The fourth proportional to 5,756.82, 8,635.23 and 3,808.58 is: 5,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756.82 : 8,635.23 = 3,808.58 : x
  2. Step 2: Convert to fraction form
    5,756.82/8,635.23 = 3,808.58/x
  3. Step 3: Cross multiply
    5,756.82x = 8,635.23 × 3,808.58
  4. Step 4: Simplify right side
    5,756.82x = 32,887,921.10
  5. Step 5: Solve for x
    x = 32,887,921.10/5,756.82
  6. Step 6: Final answer
    x = 5,712.86

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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.