Home / 3,667.20-5,061.64-2,251.23

Finding the Fourth Proportional to 3,667.20, 5,061.64 and 2,251.23

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Solution

The fourth proportional to 3,667.20, 5,061.64 and 2,251.23 is: 3,107.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667.20 : 5,061.64 = 2,251.23 : x
  2. Step 2: Convert to fraction form
    3,667.20/5,061.64 = 2,251.23/x
  3. Step 3: Cross multiply
    3,667.20x = 5,061.64 × 2,251.23
  4. Step 4: Simplify right side
    3,667.20x = 11,394,905.21
  5. Step 5: Solve for x
    x = 11,394,905.21/3,667.20
  6. Step 6: Final answer
    x = 3,107.25

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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.