Home / 11,205.43-16,808.13-3,414.24

Finding the Fourth Proportional to 11,205.43, 16,808.13 and 3,414.24

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Solution

The fourth proportional to 11,205.43, 16,808.13 and 3,414.24 is: 5,121.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.43 : 16,808.13 = 3,414.24 : x
  2. Step 2: Convert to fraction form
    11,205.43/16,808.13 = 3,414.24/x
  3. Step 3: Cross multiply
    11,205.43x = 16,808.13 × 3,414.24
  4. Step 4: Simplify right side
    11,205.43x = 57,386,989.77
  5. Step 5: Solve for x
    x = 57,386,989.77/11,205.43
  6. Step 6: Final answer
    x = 5,121.36

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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.