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Finding the Fourth Proportional to 3,753.84, 5,183.62 and 2,339.94

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Solution

The fourth proportional to 3,753.84, 5,183.62 and 2,339.94 is: 3,231.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.84 : 5,183.62 = 2,339.94 : x
  2. Step 2: Convert to fraction form
    3,753.84/5,183.62 = 2,339.94/x
  3. Step 3: Cross multiply
    3,753.84x = 5,183.62 × 2,339.94
  4. Step 4: Simplify right side
    3,753.84x = 12,129,359.78
  5. Step 5: Solve for x
    x = 12,129,359.78/3,753.84
  6. Step 6: Final answer
    x = 3,231.19

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1.5x scale

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.