Home / 11,108.14-16,660.94-4,447.51

Finding the Fourth Proportional to 11,108.14, 16,660.94 and 4,447.51

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Solution

The fourth proportional to 11,108.14, 16,660.94 and 4,447.51 is: 6,670.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108.14 : 16,660.94 = 4,447.51 : x
  2. Step 2: Convert to fraction form
    11,108.14/16,660.94 = 4,447.51/x
  3. Step 3: Cross multiply
    11,108.14x = 16,660.94 × 4,447.51
  4. Step 4: Simplify right side
    11,108.14x = 74,099,633.37
  5. Step 5: Solve for x
    x = 74,099,633.37/11,108.14
  6. Step 6: Final answer
    x = 6,670.75

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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.