Home / 11,084.94-15,299.84-6,371.96

Finding the Fourth Proportional to 11,084.94, 15,299.84 and 6,371.96

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Solution

The fourth proportional to 11,084.94, 15,299.84 and 6,371.96 is: 8,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.94 : 15,299.84 = 6,371.96 : x
  2. Step 2: Convert to fraction form
    11,084.94/15,299.84 = 6,371.96/x
  3. Step 3: Cross multiply
    11,084.94x = 15,299.84 × 6,371.96
  4. Step 4: Simplify right side
    11,084.94x = 97,489,860.13
  5. Step 5: Solve for x
    x = 97,489,860.13/11,084.94
  6. Step 6: Final answer
    x = 8,794.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.