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Finding the Fourth Proportional to 11,589.73, 15,996.62 and 6,810.73

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Solution

The fourth proportional to 11,589.73, 15,996.62 and 6,810.73 is: 9,400.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.73 : 15,996.62 = 6,810.73 : x
  2. Step 2: Convert to fraction form
    11,589.73/15,996.62 = 6,810.73/x
  3. Step 3: Cross multiply
    11,589.73x = 15,996.62 × 6,810.73
  4. Step 4: Simplify right side
    11,589.73x = 108,948,659.73
  5. Step 5: Solve for x
    x = 108,948,659.73/11,589.73
  6. Step 6: Final answer
    x = 9,400.45

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.