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Finding the Fourth Proportional to 5,359.50, 7,396.11 and 3,496.50

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Solution

The fourth proportional to 5,359.50, 7,396.11 and 3,496.50 is: 4,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.50 : 7,396.11 = 3,496.50 : x
  2. Step 2: Convert to fraction form
    5,359.50/7,396.11 = 3,496.50/x
  3. Step 3: Cross multiply
    5,359.50x = 7,396.11 × 3,496.50
  4. Step 4: Simplify right side
    5,359.50x = 25,860,498.62
  5. Step 5: Solve for x
    x = 25,860,498.62/5,359.50
  6. Step 6: Final answer
    x = 4,825.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.