Home / 5,396.70-8,092.82-1,885.96

Finding the Fourth Proportional to 5,396.70, 8,092.82 and 1,885.96

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Solution

The fourth proportional to 5,396.70, 8,092.82 and 1,885.96 is: 2,828.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.70 : 8,092.82 = 1,885.96 : x
  2. Step 2: Convert to fraction form
    5,396.70/8,092.82 = 1,885.96/x
  3. Step 3: Cross multiply
    5,396.70x = 8,092.82 × 1,885.96
  4. Step 4: Simplify right side
    5,396.70x = 15,262,734.81
  5. Step 5: Solve for x
    x = 15,262,734.81/5,396.70
  6. Step 6: Final answer
    x = 2,828.16

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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.