Home / 5,351.38-8,019.78-3,272.11

Finding the Fourth Proportional to 5,351.38, 8,019.78 and 3,272.11

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Solution

The fourth proportional to 5,351.38, 8,019.78 and 3,272.11 is: 4,903.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.38 : 8,019.78 = 3,272.11 : x
  2. Step 2: Convert to fraction form
    5,351.38/8,019.78 = 3,272.11/x
  3. Step 3: Cross multiply
    5,351.38x = 8,019.78 × 3,272.11
  4. Step 4: Simplify right side
    5,351.38x = 26,241,602.34
  5. Step 5: Solve for x
    x = 26,241,602.34/5,351.38
  6. Step 6: Final answer
    x = 4,903.71

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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.