Home / 11,914.36-16,443.78-6,610.88

Finding the Fourth Proportional to 11,914.36, 16,443.78 and 6,610.88

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Solution

The fourth proportional to 11,914.36, 16,443.78 and 6,610.88 is: 9,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.36 : 16,443.78 = 6,610.88 : x
  2. Step 2: Convert to fraction form
    11,914.36/16,443.78 = 6,610.88/x
  3. Step 3: Cross multiply
    11,914.36x = 16,443.78 × 6,610.88
  4. Step 4: Simplify right side
    11,914.36x = 108,707,856.33
  5. Step 5: Solve for x
    x = 108,707,856.33/11,914.36
  6. Step 6: Final answer
    x = 9,124.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.