Home / 8,915.85-13,366.48-3,366.04

Finding the Fourth Proportional to 8,915.85, 13,366.48 and 3,366.04

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Solution

The fourth proportional to 8,915.85, 13,366.48 and 3,366.04 is: 5,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,915.85 : 13,366.48 = 3,366.04 : x
  2. Step 2: Convert to fraction form
    8,915.85/13,366.48 = 3,366.04/x
  3. Step 3: Cross multiply
    8,915.85x = 13,366.48 × 3,366.04
  4. Step 4: Simplify right side
    8,915.85x = 44,992,022.68
  5. Step 5: Solve for x
    x = 44,992,022.68/8,915.85
  6. Step 6: Final answer
    x = 5,046.30

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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.