Home / 5,884.08-8,120.40-3,231.72

Finding the Fourth Proportional to 5,884.08, 8,120.40 and 3,231.72

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Solution

The fourth proportional to 5,884.08, 8,120.40 and 3,231.72 is: 4,459.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,884.08 : 8,120.40 = 3,231.72 : x
  2. Step 2: Convert to fraction form
    5,884.08/8,120.40 = 3,231.72/x
  3. Step 3: Cross multiply
    5,884.08x = 8,120.40 × 3,231.72
  4. Step 4: Simplify right side
    5,884.08x = 26,242,859.09
  5. Step 5: Solve for x
    x = 26,242,859.09/5,884.08
  6. Step 6: Final answer
    x = 4,459.98

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