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Finding the Fourth Proportional to 3,309.76, 4,958.16 and 1,844.48

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Solution

The fourth proportional to 3,309.76, 4,958.16 and 1,844.48 is: 2,763.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.76 : 4,958.16 = 1,844.48 : x
  2. Step 2: Convert to fraction form
    3,309.76/4,958.16 = 1,844.48/x
  3. Step 3: Cross multiply
    3,309.76x = 4,958.16 × 1,844.48
  4. Step 4: Simplify right side
    3,309.76x = 9,145,226.96
  5. Step 5: Solve for x
    x = 9,145,226.96/3,309.76
  6. Step 6: Final answer
    x = 2,763.11

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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.