Home / 6,386.33-9,568.88-3,915.96

Finding the Fourth Proportional to 6,386.33, 9,568.88 and 3,915.96

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Solution

The fourth proportional to 6,386.33, 9,568.88 and 3,915.96 is: 5,867.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.33 : 9,568.88 = 3,915.96 : x
  2. Step 2: Convert to fraction form
    6,386.33/9,568.88 = 3,915.96/x
  3. Step 3: Cross multiply
    6,386.33x = 9,568.88 × 3,915.96
  4. Step 4: Simplify right side
    6,386.33x = 37,471,310.55
  5. Step 5: Solve for x
    x = 37,471,310.55/6,386.33
  6. Step 6: Final answer
    x = 5,867.42

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Why These Related Problems?

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