Home / 11,996.48-17,994.72-4,207.52

Finding the Fourth Proportional to 11,996.48, 17,994.72 and 4,207.52

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Solution

The fourth proportional to 11,996.48, 17,994.72 and 4,207.52 is: 6,311.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,996.48 : 17,994.72 = 4,207.52 : x
  2. Step 2: Convert to fraction form
    11,996.48/17,994.72 = 4,207.52/x
  3. Step 3: Cross multiply
    11,996.48x = 17,994.72 × 4,207.52
  4. Step 4: Simplify right side
    11,996.48x = 75,713,144.29
  5. Step 5: Solve for x
    x = 75,713,144.29/11,996.48
  6. Step 6: Final answer
    x = 6,311.28

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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.