Home / 4,481.28-6,179.92-3,417.19

Finding the Fourth Proportional to 4,481.28, 6,179.92 and 3,417.19

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Solution

The fourth proportional to 4,481.28, 6,179.92 and 3,417.19 is: 4,712.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.28 : 6,179.92 = 3,417.19 : x
  2. Step 2: Convert to fraction form
    4,481.28/6,179.92 = 3,417.19/x
  3. Step 3: Cross multiply
    4,481.28x = 6,179.92 × 3,417.19
  4. Step 4: Simplify right side
    4,481.28x = 21,117,936.83
  5. Step 5: Solve for x
    x = 21,117,936.83/4,481.28
  6. Step 6: Final answer
    x = 4,712.48

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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.