Home / 11,669.37-16,104.69-6,635.18

Finding the Fourth Proportional to 11,669.37, 16,104.69 and 6,635.18

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Solution

The fourth proportional to 11,669.37, 16,104.69 and 6,635.18 is: 9,157.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.37 : 16,104.69 = 6,635.18 : x
  2. Step 2: Convert to fraction form
    11,669.37/16,104.69 = 6,635.18/x
  3. Step 3: Cross multiply
    11,669.37x = 16,104.69 × 6,635.18
  4. Step 4: Simplify right side
    11,669.37x = 106,857,436.47
  5. Step 5: Solve for x
    x = 106,857,436.47/11,669.37
  6. Step 6: Final answer
    x = 9,157.09

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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.