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Finding the Fourth Proportional to 3,833.58, 5,750.46 and 1,236.42

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Solution

The fourth proportional to 3,833.58, 5,750.46 and 1,236.42 is: 1,854.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.58 : 5,750.46 = 1,236.42 : x
  2. Step 2: Convert to fraction form
    3,833.58/5,750.46 = 1,236.42/x
  3. Step 3: Cross multiply
    3,833.58x = 5,750.46 × 1,236.42
  4. Step 4: Simplify right side
    3,833.58x = 7,109,983.75
  5. Step 5: Solve for x
    x = 7,109,983.75/3,833.58
  6. Step 6: Final answer
    x = 1,854.66

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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.