Home / 4,166.20-6,249.30-3,398.20

Finding the Fourth Proportional to 4,166.20, 6,249.30 and 3,398.20

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Solution

The fourth proportional to 4,166.20, 6,249.30 and 3,398.20 is: 5,097.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,166.20 : 6,249.30 = 3,398.20 : x
  2. Step 2: Convert to fraction form
    4,166.20/6,249.30 = 3,398.20/x
  3. Step 3: Cross multiply
    4,166.20x = 6,249.30 × 3,398.20
  4. Step 4: Simplify right side
    4,166.20x = 21,236,371.26
  5. Step 5: Solve for x
    x = 21,236,371.26/4,166.20
  6. Step 6: Final answer
    x = 5,097.30

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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.