Home / 8,254.24-11,391.78-5,735.68

Finding the Fourth Proportional to 8,254.24, 11,391.78 and 5,735.68

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Solution

The fourth proportional to 8,254.24, 11,391.78 and 5,735.68 is: 7,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.24 : 11,391.78 = 5,735.68 : x
  2. Step 2: Convert to fraction form
    8,254.24/11,391.78 = 5,735.68/x
  3. Step 3: Cross multiply
    8,254.24x = 11,391.78 × 5,735.68
  4. Step 4: Simplify right side
    8,254.24x = 65,339,604.71
  5. Step 5: Solve for x
    x = 65,339,604.71/8,254.24
  6. Step 6: Final answer
    x = 7,915.88

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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.