Home / 3,631.55-5,011.92-2,216.07

Finding the Fourth Proportional to 3,631.55, 5,011.92 and 2,216.07

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Solution

The fourth proportional to 3,631.55, 5,011.92 and 2,216.07 is: 3,058.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.55 : 5,011.92 = 2,216.07 : x
  2. Step 2: Convert to fraction form
    3,631.55/5,011.92 = 2,216.07/x
  3. Step 3: Cross multiply
    3,631.55x = 5,011.92 × 2,216.07
  4. Step 4: Simplify right side
    3,631.55x = 11,106,765.55
  5. Step 5: Solve for x
    x = 11,106,765.55/3,631.55
  6. Step 6: Final answer
    x = 3,058.41

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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.