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Finding the Fourth Proportional to 11,670.11, 17,499.90 and 3,348.22

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Solution

The fourth proportional to 11,670.11, 17,499.90 and 3,348.22 is: 5,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.11 : 17,499.90 = 3,348.22 : x
  2. Step 2: Convert to fraction form
    11,670.11/17,499.90 = 3,348.22/x
  3. Step 3: Cross multiply
    11,670.11x = 17,499.90 × 3,348.22
  4. Step 4: Simplify right side
    11,670.11x = 58,593,515.18
  5. Step 5: Solve for x
    x = 58,593,515.18/11,670.11
  6. Step 6: Final answer
    x = 5,020.82

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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.