Home / 3,928.26-5,893.30-1,154.96

Finding the Fourth Proportional to 3,928.26, 5,893.30 and 1,154.96

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Solution

The fourth proportional to 3,928.26, 5,893.30 and 1,154.96 is: 1,732.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928.26 : 5,893.30 = 1,154.96 : x
  2. Step 2: Convert to fraction form
    3,928.26/5,893.30 = 1,154.96/x
  3. Step 3: Cross multiply
    3,928.26x = 5,893.30 × 1,154.96
  4. Step 4: Simplify right side
    3,928.26x = 6,806,496.30
  5. Step 5: Solve for x
    x = 6,806,496.30/3,928.26
  6. Step 6: Final answer
    x = 1,732.70

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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.