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Finding the Fourth Proportional to 11,670.97, 17,506.43 and 5,003.15

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Solution

The fourth proportional to 11,670.97, 17,506.43 and 5,003.15 is: 7,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.97 : 17,506.43 = 5,003.15 : x
  2. Step 2: Convert to fraction form
    11,670.97/17,506.43 = 5,003.15/x
  3. Step 3: Cross multiply
    11,670.97x = 17,506.43 × 5,003.15
  4. Step 4: Simplify right side
    11,670.97x = 87,587,295.25
  5. Step 5: Solve for x
    x = 87,587,295.25/11,670.97
  6. Step 6: Final answer
    x = 7,504.71

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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.