Home / 11,927.25-16,460.11-6,622.06

Finding the Fourth Proportional to 11,927.25, 16,460.11 and 6,622.06

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Solution

The fourth proportional to 11,927.25, 16,460.11 and 6,622.06 is: 9,138.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.25 : 16,460.11 = 6,622.06 : x
  2. Step 2: Convert to fraction form
    11,927.25/16,460.11 = 6,622.06/x
  3. Step 3: Cross multiply
    11,927.25x = 16,460.11 × 6,622.06
  4. Step 4: Simplify right side
    11,927.25x = 108,999,902.01
  5. Step 5: Solve for x
    x = 108,999,902.01/11,927.25
  6. Step 6: Final answer
    x = 9,138.73

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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.