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Finding the Fourth Proportional to 11,585.97, 17,383.31 and 5,348.97

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Solution

The fourth proportional to 11,585.97, 17,383.31 and 5,348.97 is: 8,025.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585.97 : 17,383.31 = 5,348.97 : x
  2. Step 2: Convert to fraction form
    11,585.97/17,383.31 = 5,348.97/x
  3. Step 3: Cross multiply
    11,585.97x = 17,383.31 × 5,348.97
  4. Step 4: Simplify right side
    11,585.97x = 92,982,776.95
  5. Step 5: Solve for x
    x = 92,982,776.95/11,585.97
  6. Step 6: Final answer
    x = 8,025.46

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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.