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Finding the Fourth Proportional to 3,363.56, 5,051.10 and 2,683.88

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Solution

The fourth proportional to 3,363.56, 5,051.10 and 2,683.88 is: 4,030.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.56 : 5,051.10 = 2,683.88 : x
  2. Step 2: Convert to fraction form
    3,363.56/5,051.10 = 2,683.88/x
  3. Step 3: Cross multiply
    3,363.56x = 5,051.10 × 2,683.88
  4. Step 4: Simplify right side
    3,363.56x = 13,556,546.27
  5. Step 5: Solve for x
    x = 13,556,546.27/3,363.56
  6. Step 6: Final answer
    x = 4,030.42

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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.