Home / 3,624.92-5,436.90-1,028.12

Finding the Fourth Proportional to 3,624.92, 5,436.90 and 1,028.12

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Solution

The fourth proportional to 3,624.92, 5,436.90 and 1,028.12 is: 1,542.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.92 : 5,436.90 = 1,028.12 : x
  2. Step 2: Convert to fraction form
    3,624.92/5,436.90 = 1,028.12/x
  3. Step 3: Cross multiply
    3,624.92x = 5,436.90 × 1,028.12
  4. Step 4: Simplify right side
    3,624.92x = 5,589,785.63
  5. Step 5: Solve for x
    x = 5,589,785.63/3,624.92
  6. Step 6: Final answer
    x = 1,542.04

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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.