Home / 5,814.18-8,719.16-3,183.64

Finding the Fourth Proportional to 5,814.18, 8,719.16 and 3,183.64

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Solution

The fourth proportional to 5,814.18, 8,719.16 and 3,183.64 is: 4,774.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.18 : 8,719.16 = 3,183.64 : x
  2. Step 2: Convert to fraction form
    5,814.18/8,719.16 = 3,183.64/x
  3. Step 3: Cross multiply
    5,814.18x = 8,719.16 × 3,183.64
  4. Step 4: Simplify right side
    5,814.18x = 27,758,666.54
  5. Step 5: Solve for x
    x = 27,758,666.54/5,814.18
  6. Step 6: Final answer
    x = 4,774.30

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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.