Home / 3,382.38-5,072.95-1,533.05

Finding the Fourth Proportional to 3,382.38, 5,072.95 and 1,533.05

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Solution

The fourth proportional to 3,382.38, 5,072.95 and 1,533.05 is: 2,299.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.38 : 5,072.95 = 1,533.05 : x
  2. Step 2: Convert to fraction form
    3,382.38/5,072.95 = 1,533.05/x
  3. Step 3: Cross multiply
    3,382.38x = 5,072.95 × 1,533.05
  4. Step 4: Simplify right side
    3,382.38x = 7,777,100.15
  5. Step 5: Solve for x
    x = 7,777,100.15/3,382.38
  6. Step 6: Final answer
    x = 2,299.30

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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.