Home / 3,626.48-5,439.70-1,029.42

Finding the Fourth Proportional to 3,626.48, 5,439.70 and 1,029.42

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Solution

The fourth proportional to 3,626.48, 5,439.70 and 1,029.42 is: 1,544.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.48 : 5,439.70 = 1,029.42 : x
  2. Step 2: Convert to fraction form
    3,626.48/5,439.70 = 1,029.42/x
  3. Step 3: Cross multiply
    3,626.48x = 5,439.70 × 1,029.42
  4. Step 4: Simplify right side
    3,626.48x = 5,599,735.97
  5. Step 5: Solve for x
    x = 5,599,735.97/3,626.48
  6. Step 6: Final answer
    x = 1,544.12

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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.