Home / 11,905.90-17,859.66-6,060.94

Finding the Fourth Proportional to 11,905.90, 17,859.66 and 6,060.94

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Solution

The fourth proportional to 11,905.90, 17,859.66 and 6,060.94 is: 9,091.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905.90 : 17,859.66 = 6,060.94 : x
  2. Step 2: Convert to fraction form
    11,905.90/17,859.66 = 6,060.94/x
  3. Step 3: Cross multiply
    11,905.90x = 17,859.66 × 6,060.94
  4. Step 4: Simplify right side
    11,905.90x = 108,246,327.68
  5. Step 5: Solve for x
    x = 108,246,327.68/11,905.90
  6. Step 6: Final answer
    x = 9,091.82

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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.