Home / 11,201.92-16,805.39-3,411.34

Finding the Fourth Proportional to 11,201.92, 16,805.39 and 3,411.34

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Solution

The fourth proportional to 11,201.92, 16,805.39 and 3,411.34 is: 5,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,201.92 : 16,805.39 = 3,411.34 : x
  2. Step 2: Convert to fraction form
    11,201.92/16,805.39 = 3,411.34/x
  3. Step 3: Cross multiply
    11,201.92x = 16,805.39 × 3,411.34
  4. Step 4: Simplify right side
    11,201.92x = 57,328,899.12
  5. Step 5: Solve for x
    x = 57,328,899.12/11,201.92
  6. Step 6: Final answer
    x = 5,117.77

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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.