Home / 3,388.83-4,676.09-2,210.28

Finding the Fourth Proportional to 3,388.83, 4,676.09 and 2,210.28

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Solution

The fourth proportional to 3,388.83, 4,676.09 and 2,210.28 is: 3,049.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.83 : 4,676.09 = 2,210.28 : x
  2. Step 2: Convert to fraction form
    3,388.83/4,676.09 = 2,210.28/x
  3. Step 3: Cross multiply
    3,388.83x = 4,676.09 × 2,210.28
  4. Step 4: Simplify right side
    3,388.83x = 10,335,468.21
  5. Step 5: Solve for x
    x = 10,335,468.21/3,388.83
  6. Step 6: Final answer
    x = 3,049.86

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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.