Home / 5,884.18-8,120.17-3,231.77

Finding the Fourth Proportional to 5,884.18, 8,120.17 and 3,231.77

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Solution

The fourth proportional to 5,884.18, 8,120.17 and 3,231.77 is: 4,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,884.18 : 8,120.17 = 3,231.77 : x
  2. Step 2: Convert to fraction form
    5,884.18/8,120.17 = 3,231.77/x
  3. Step 3: Cross multiply
    5,884.18x = 8,120.17 × 3,231.77
  4. Step 4: Simplify right side
    5,884.18x = 26,242,485.24
  5. Step 5: Solve for x
    x = 26,242,485.24/5,884.18
  6. Step 6: Final answer
    x = 4,459.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.