Home / 8,915.97-13,366.67-3,366.15

Finding the Fourth Proportional to 8,915.97, 13,366.67 and 3,366.15

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Solution

The fourth proportional to 8,915.97, 13,366.67 and 3,366.15 is: 5,046.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,915.97 : 13,366.67 = 3,366.15 : x
  2. Step 2: Convert to fraction form
    8,915.97/13,366.67 = 3,366.15/x
  3. Step 3: Cross multiply
    8,915.97x = 13,366.67 × 3,366.15
  4. Step 4: Simplify right side
    8,915.97x = 44,994,199.39
  5. Step 5: Solve for x
    x = 44,994,199.39/8,915.97
  6. Step 6: Final answer
    x = 5,046.47

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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.