Home / 8,011.82-11,996.70-5,659.10

Finding the Fourth Proportional to 8,011.82, 11,996.70 and 5,659.10

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Solution

The fourth proportional to 8,011.82, 11,996.70 and 5,659.10 is: 8,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.82 : 11,996.70 = 5,659.10 : x
  2. Step 2: Convert to fraction form
    8,011.82/11,996.70 = 5,659.10/x
  3. Step 3: Cross multiply
    8,011.82x = 11,996.70 × 5,659.10
  4. Step 4: Simplify right side
    8,011.82x = 67,890,524.97
  5. Step 5: Solve for x
    x = 67,890,524.97/8,011.82
  6. Step 6: Final answer
    x = 8,473.80

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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.