Home / 11,084.43-15,299.14-6,371.45

Finding the Fourth Proportional to 11,084.43, 15,299.14 and 6,371.45

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Solution

The fourth proportional to 11,084.43, 15,299.14 and 6,371.45 is: 8,794.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.43 : 15,299.14 = 6,371.45 : x
  2. Step 2: Convert to fraction form
    11,084.43/15,299.14 = 6,371.45/x
  3. Step 3: Cross multiply
    11,084.43x = 15,299.14 × 6,371.45
  4. Step 4: Simplify right side
    11,084.43x = 97,477,705.55
  5. Step 5: Solve for x
    x = 97,477,705.55/11,084.43
  6. Step 6: Final answer
    x = 8,794.11

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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.