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Finding the Fourth Proportional to 7,491.62, 11,244.34 and 3,796.42

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Solution

The fourth proportional to 7,491.62, 11,244.34 and 3,796.42 is: 5,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.62 : 11,244.34 = 3,796.42 : x
  2. Step 2: Convert to fraction form
    7,491.62/11,244.34 = 3,796.42/x
  3. Step 3: Cross multiply
    7,491.62x = 11,244.34 × 3,796.42
  4. Step 4: Simplify right side
    7,491.62x = 42,688,237.26
  5. Step 5: Solve for x
    x = 42,688,237.26/7,491.62
  6. Step 6: Final answer
    x = 5,698.13

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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.