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Finding the Fourth Proportional to 3,016.63, 4,524.54 and 825.58

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Solution

The fourth proportional to 3,016.63, 4,524.54 and 825.58 is: 1,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.63 : 4,524.54 = 825.58 : x
  2. Step 2: Convert to fraction form
    3,016.63/4,524.54 = 825.58/x
  3. Step 3: Cross multiply
    3,016.63x = 4,524.54 × 825.58
  4. Step 4: Simplify right side
    3,016.63x = 3,735,369.73
  5. Step 5: Solve for x
    x = 3,735,369.73/3,016.63
  6. Step 6: Final answer
    x = 1,238.26

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1.5x scale

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.