Home / 3,631.94-5,011.70-2,216.33

Finding the Fourth Proportional to 3,631.94, 5,011.70 and 2,216.33

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Solution

The fourth proportional to 3,631.94, 5,011.70 and 2,216.33 is: 3,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.94 : 5,011.70 = 2,216.33 : x
  2. Step 2: Convert to fraction form
    3,631.94/5,011.70 = 2,216.33/x
  3. Step 3: Cross multiply
    3,631.94x = 5,011.70 × 2,216.33
  4. Step 4: Simplify right side
    3,631.94x = 11,107,544.92
  5. Step 5: Solve for x
    x = 11,107,544.92/3,631.94
  6. Step 6: Final answer
    x = 3,058.30

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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.