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Finding the Fourth Proportional to 3,365.84, 5,040.92 and 3,249.06

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Solution

The fourth proportional to 3,365.84, 5,040.92 and 3,249.06 is: 4,866.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.84 : 5,040.92 = 3,249.06 : x
  2. Step 2: Convert to fraction form
    3,365.84/5,040.92 = 3,249.06/x
  3. Step 3: Cross multiply
    3,365.84x = 5,040.92 × 3,249.06
  4. Step 4: Simplify right side
    3,365.84x = 16,378,235.29
  5. Step 5: Solve for x
    x = 16,378,235.29/3,365.84
  6. Step 6: Final answer
    x = 4,866.02

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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.