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Finding the Fourth Proportional to 7,361.56, 11,044.10 and 3,898.04

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Solution

The fourth proportional to 7,361.56, 11,044.10 and 3,898.04 is: 5,847.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.56 : 11,044.10 = 3,898.04 : x
  2. Step 2: Convert to fraction form
    7,361.56/11,044.10 = 3,898.04/x
  3. Step 3: Cross multiply
    7,361.56x = 11,044.10 × 3,898.04
  4. Step 4: Simplify right side
    7,361.56x = 43,050,343.56
  5. Step 5: Solve for x
    x = 43,050,343.56/7,361.56
  6. Step 6: Final answer
    x = 5,847.99

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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.