Home / 5,396.40-8,096.82-3,316.50

Finding the Fourth Proportional to 5,396.40, 8,096.82 and 3,316.50

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Solution

The fourth proportional to 5,396.40, 8,096.82 and 3,316.50 is: 4,976.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.40 : 8,096.82 = 3,316.50 : x
  2. Step 2: Convert to fraction form
    5,396.40/8,096.82 = 3,316.50/x
  3. Step 3: Cross multiply
    5,396.40x = 8,096.82 × 3,316.50
  4. Step 4: Simplify right side
    5,396.40x = 26,853,103.53
  5. Step 5: Solve for x
    x = 26,853,103.53/5,396.40
  6. Step 6: Final answer
    x = 4,976.11

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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.