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Finding the Fourth Proportional to 5,404, 7,455.56 and 3,165.06

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Solution

The fourth proportional to 5,404, 7,455.56 and 3,165.06 is: 4,366.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404 : 7,455.56 = 3,165.06 : x
  2. Step 2: Convert to fraction form
    5,404/7,455.56 = 3,165.06/x
  3. Step 3: Cross multiply
    5,404x = 7,455.56 × 3,165.06
  4. Step 4: Simplify right side
    5,404x = 23,597,294.73
  5. Step 5: Solve for x
    x = 23,597,294.73/5,404
  6. Step 6: Final answer
    x = 4,366.63

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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.