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Finding the Fourth Proportional to 3,359.44, 5,039.52 and 1,019.44

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Solution

The fourth proportional to 3,359.44, 5,039.52 and 1,019.44 is: 1,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.44 : 5,039.52 = 1,019.44 : x
  2. Step 2: Convert to fraction form
    3,359.44/5,039.52 = 1,019.44/x
  3. Step 3: Cross multiply
    3,359.44x = 5,039.52 × 1,019.44
  4. Step 4: Simplify right side
    3,359.44x = 5,137,488.27
  5. Step 5: Solve for x
    x = 5,137,488.27/3,359.44
  6. Step 6: Final answer
    x = 1,529.27

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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.