Home / 5,219.05-7,203.65-3,228.44

Finding the Fourth Proportional to 5,219.05, 7,203.65 and 3,228.44

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Solution

The fourth proportional to 5,219.05, 7,203.65 and 3,228.44 is: 4,456.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.05 : 7,203.65 = 3,228.44 : x
  2. Step 2: Convert to fraction form
    5,219.05/7,203.65 = 3,228.44/x
  3. Step 3: Cross multiply
    5,219.05x = 7,203.65 × 3,228.44
  4. Step 4: Simplify right side
    5,219.05x = 23,256,553.67
  5. Step 5: Solve for x
    x = 23,256,553.67/5,219.05
  6. Step 6: Final answer
    x = 4,456.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.