Home / 11,104.87-16,660.19-5,557.99

Finding the Fourth Proportional to 11,104.87, 16,660.19 and 5,557.99

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Solution

The fourth proportional to 11,104.87, 16,660.19 and 5,557.99 is: 8,338.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104.87 : 16,660.19 = 5,557.99 : x
  2. Step 2: Convert to fraction form
    11,104.87/16,660.19 = 5,557.99/x
  3. Step 3: Cross multiply
    11,104.87x = 16,660.19 × 5,557.99
  4. Step 4: Simplify right side
    11,104.87x = 92,597,141.63
  5. Step 5: Solve for x
    x = 92,597,141.63/11,104.87
  6. Step 6: Final answer
    x = 8,338.43

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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.