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Finding the Fourth Proportional to 6,351.54, 8,765.19 and 3,833.17

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Solution

The fourth proportional to 6,351.54, 8,765.19 and 3,833.17 is: 5,289.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,351.54 : 8,765.19 = 3,833.17 : x
  2. Step 2: Convert to fraction form
    6,351.54/8,765.19 = 3,833.17/x
  3. Step 3: Cross multiply
    6,351.54x = 8,765.19 × 3,833.17
  4. Step 4: Simplify right side
    6,351.54x = 33,598,463.35
  5. Step 5: Solve for x
    x = 33,598,463.35/6,351.54
  6. Step 6: Final answer
    x = 5,289.81

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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.