Home / 11,206.05-16,809.07-3,414.87

Finding the Fourth Proportional to 11,206.05, 16,809.07 and 3,414.87

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Solution

The fourth proportional to 11,206.05, 16,809.07 and 3,414.87 is: 5,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206.05 : 16,809.07 = 3,414.87 : x
  2. Step 2: Convert to fraction form
    11,206.05/16,809.07 = 3,414.87/x
  3. Step 3: Cross multiply
    11,206.05x = 16,809.07 × 3,414.87
  4. Step 4: Simplify right side
    11,206.05x = 57,400,788.87
  5. Step 5: Solve for x
    x = 57,400,788.87/11,206.05
  6. Step 6: Final answer
    x = 5,122.30

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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.