Home / 3,626.28-5,439.69-1,029.42

Finding the Fourth Proportional to 3,626.28, 5,439.69 and 1,029.42

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Solution

The fourth proportional to 3,626.28, 5,439.69 and 1,029.42 is: 1,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.28 : 5,439.69 = 1,029.42 : x
  2. Step 2: Convert to fraction form
    3,626.28/5,439.69 = 1,029.42/x
  3. Step 3: Cross multiply
    3,626.28x = 5,439.69 × 1,029.42
  4. Step 4: Simplify right side
    3,626.28x = 5,599,725.68
  5. Step 5: Solve for x
    x = 5,599,725.68/3,626.28
  6. Step 6: Final answer
    x = 1,544.21

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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.