Home / 11,914.45-16,443.92-6,610.98

Finding the Fourth Proportional to 11,914.45, 16,443.92 and 6,610.98

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Solution

The fourth proportional to 11,914.45, 16,443.92 and 6,610.98 is: 9,124.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.45 : 16,443.92 = 6,610.98 : x
  2. Step 2: Convert to fraction form
    11,914.45/16,443.92 = 6,610.98/x
  3. Step 3: Cross multiply
    11,914.45x = 16,443.92 × 6,610.98
  4. Step 4: Simplify right side
    11,914.45x = 108,710,310.97
  5. Step 5: Solve for x
    x = 108,710,310.97/11,914.45
  6. Step 6: Final answer
    x = 9,124.24

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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.