Home / 10,916.68-16,355.46-6,634.62

Finding the Fourth Proportional to 10,916.68, 16,355.46 and 6,634.62

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Solution

The fourth proportional to 10,916.68, 16,355.46 and 6,634.62 is: 9,940.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.68 : 16,355.46 = 6,634.62 : x
  2. Step 2: Convert to fraction form
    10,916.68/16,355.46 = 6,634.62/x
  3. Step 3: Cross multiply
    10,916.68x = 16,355.46 × 6,634.62
  4. Step 4: Simplify right side
    10,916.68x = 108,512,262.03
  5. Step 5: Solve for x
    x = 108,512,262.03/10,916.68
  6. Step 6: Final answer
    x = 9,940.04

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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.