Home / 3,476.08-5,212.81-1,135.54

Finding the Fourth Proportional to 3,476.08, 5,212.81 and 1,135.54

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Solution

The fourth proportional to 3,476.08, 5,212.81 and 1,135.54 is: 1,702.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.08 : 5,212.81 = 1,135.54 : x
  2. Step 2: Convert to fraction form
    3,476.08/5,212.81 = 1,135.54/x
  3. Step 3: Cross multiply
    3,476.08x = 5,212.81 × 1,135.54
  4. Step 4: Simplify right side
    3,476.08x = 5,919,354.27
  5. Step 5: Solve for x
    x = 5,919,354.27/3,476.08
  6. Step 6: Final answer
    x = 1,702.88

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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.