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Finding the Fourth Proportional to 8,693.54, 13,016.61 and 6,054.56

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Solution

The fourth proportional to 8,693.54, 13,016.61 and 6,054.56 is: 9,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.54 : 13,016.61 = 6,054.56 : x
  2. Step 2: Convert to fraction form
    8,693.54/13,016.61 = 6,054.56/x
  3. Step 3: Cross multiply
    8,693.54x = 13,016.61 × 6,054.56
  4. Step 4: Simplify right side
    8,693.54x = 78,809,781.16
  5. Step 5: Solve for x
    x = 78,809,781.16/8,693.54
  6. Step 6: Final answer
    x = 9,065.33

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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.