Home / 3,230.14-4,845.72-1,381.27

Finding the Fourth Proportional to 3,230.14, 4,845.72 and 1,381.27

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Solution

The fourth proportional to 3,230.14, 4,845.72 and 1,381.27 is: 2,072.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.14 : 4,845.72 = 1,381.27 : x
  2. Step 2: Convert to fraction form
    3,230.14/4,845.72 = 1,381.27/x
  3. Step 3: Cross multiply
    3,230.14x = 4,845.72 × 1,381.27
  4. Step 4: Simplify right side
    3,230.14x = 6,693,235.55
  5. Step 5: Solve for x
    x = 6,693,235.55/3,230.14
  6. Step 6: Final answer
    x = 2,072.12

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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.