Home / 4,910.03-6,772.38-3,230.90

Finding the Fourth Proportional to 4,910.03, 6,772.38 and 3,230.90

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Solution

The fourth proportional to 4,910.03, 6,772.38 and 3,230.90 is: 4,456.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.03 : 6,772.38 = 3,230.90 : x
  2. Step 2: Convert to fraction form
    4,910.03/6,772.38 = 3,230.90/x
  3. Step 3: Cross multiply
    4,910.03x = 6,772.38 × 3,230.90
  4. Step 4: Simplify right side
    4,910.03x = 21,880,882.54
  5. Step 5: Solve for x
    x = 21,880,882.54/4,910.03
  6. Step 6: Final answer
    x = 4,456.36

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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.