Home / 3,246.39-4,877.82-3,156.03

Finding the Fourth Proportional to 3,246.39, 4,877.82 and 3,156.03

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Solution

The fourth proportional to 3,246.39, 4,877.82 and 3,156.03 is: 4,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.39 : 4,877.82 = 3,156.03 : x
  2. Step 2: Convert to fraction form
    3,246.39/4,877.82 = 3,156.03/x
  3. Step 3: Cross multiply
    3,246.39x = 4,877.82 × 3,156.03
  4. Step 4: Simplify right side
    3,246.39x = 15,394,546.25
  5. Step 5: Solve for x
    x = 15,394,546.25/3,246.39
  6. Step 6: Final answer
    x = 4,742.05

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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.