Home / 3,621.82-5,434.28-2,453.14

Finding the Fourth Proportional to 3,621.82, 5,434.28 and 2,453.14

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Solution

The fourth proportional to 3,621.82, 5,434.28 and 2,453.14 is: 3,680.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.82 : 5,434.28 = 2,453.14 : x
  2. Step 2: Convert to fraction form
    3,621.82/5,434.28 = 2,453.14/x
  3. Step 3: Cross multiply
    3,621.82x = 5,434.28 × 2,453.14
  4. Step 4: Simplify right side
    3,621.82x = 13,331,049.64
  5. Step 5: Solve for x
    x = 13,331,049.64/3,621.82
  6. Step 6: Final answer
    x = 3,680.76

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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.