Home / 10,812.26-16,218.38-2,604.26

Finding the Fourth Proportional to 10,812.26, 16,218.38 and 2,604.26

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Solution

The fourth proportional to 10,812.26, 16,218.38 and 2,604.26 is: 3,906.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.26 : 16,218.38 = 2,604.26 : x
  2. Step 2: Convert to fraction form
    10,812.26/16,218.38 = 2,604.26/x
  3. Step 3: Cross multiply
    10,812.26x = 16,218.38 × 2,604.26
  4. Step 4: Simplify right side
    10,812.26x = 42,236,878.30
  5. Step 5: Solve for x
    x = 42,236,878.30/10,812.26
  6. Step 6: Final answer
    x = 3,906.39

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1.5x scale

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.