Home / 3,813.14-5,262.60-2,321.27

Finding the Fourth Proportional to 3,813.14, 5,262.60 and 2,321.27

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Solution

The fourth proportional to 3,813.14, 5,262.60 and 2,321.27 is: 3,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.14 : 5,262.60 = 2,321.27 : x
  2. Step 2: Convert to fraction form
    3,813.14/5,262.60 = 2,321.27/x
  3. Step 3: Cross multiply
    3,813.14x = 5,262.60 × 2,321.27
  4. Step 4: Simplify right side
    3,813.14x = 12,215,947.23
  5. Step 5: Solve for x
    x = 12,215,947.23/3,813.14
  6. Step 6: Final answer
    x = 3,203.64

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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.