Home / 6,816.18-10,217.36-2,431.24

Finding the Fourth Proportional to 6,816.18, 10,217.36 and 2,431.24

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Solution

The fourth proportional to 6,816.18, 10,217.36 and 2,431.24 is: 3,644.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.18 : 10,217.36 = 2,431.24 : x
  2. Step 2: Convert to fraction form
    6,816.18/10,217.36 = 2,431.24/x
  3. Step 3: Cross multiply
    6,816.18x = 10,217.36 × 2,431.24
  4. Step 4: Simplify right side
    6,816.18x = 24,840,854.33
  5. Step 5: Solve for x
    x = 24,840,854.33/6,816.18
  6. Step 6: Final answer
    x = 3,644.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.