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Finding the Fourth Proportional to 4,362.15, 6,016.50 and 3,085.50

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Solution

The fourth proportional to 4,362.15, 6,016.50 and 3,085.50 is: 4,255.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,362.15 : 6,016.50 = 3,085.50 : x
  2. Step 2: Convert to fraction form
    4,362.15/6,016.50 = 3,085.50/x
  3. Step 3: Cross multiply
    4,362.15x = 6,016.50 × 3,085.50
  4. Step 4: Simplify right side
    4,362.15x = 18,563,910.75
  5. Step 5: Solve for x
    x = 18,563,910.75/4,362.15
  6. Step 6: Final answer
    x = 4,255.68

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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.