Home / 5,815.54-8,025.45-3,162.96

Finding the Fourth Proportional to 5,815.54, 8,025.45 and 3,162.96

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Solution

The fourth proportional to 5,815.54, 8,025.45 and 3,162.96 is: 4,364.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.54 : 8,025.45 = 3,162.96 : x
  2. Step 2: Convert to fraction form
    5,815.54/8,025.45 = 3,162.96/x
  3. Step 3: Cross multiply
    5,815.54x = 8,025.45 × 3,162.96
  4. Step 4: Simplify right side
    5,815.54x = 25,384,177.33
  5. Step 5: Solve for x
    x = 25,384,177.33/5,815.54
  6. Step 6: Final answer
    x = 4,364.89

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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.