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Finding the Fourth Proportional to 4,535.82, 6,805.62 and 1,764.42

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Solution

The fourth proportional to 4,535.82, 6,805.62 and 1,764.42 is: 2,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,535.82 : 6,805.62 = 1,764.42 : x
  2. Step 2: Convert to fraction form
    4,535.82/6,805.62 = 1,764.42/x
  3. Step 3: Cross multiply
    4,535.82x = 6,805.62 × 1,764.42
  4. Step 4: Simplify right side
    4,535.82x = 12,007,972.04
  5. Step 5: Solve for x
    x = 12,007,972.04/4,535.82
  6. Step 6: Final answer
    x = 2,647.37

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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.