Home / 4,451.52-6,673.92-2,809.92

Finding the Fourth Proportional to 4,451.52, 6,673.92 and 2,809.92

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Solution

The fourth proportional to 4,451.52, 6,673.92 and 2,809.92 is: 4,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.52 : 6,673.92 = 2,809.92 : x
  2. Step 2: Convert to fraction form
    4,451.52/6,673.92 = 2,809.92/x
  3. Step 3: Cross multiply
    4,451.52x = 6,673.92 × 2,809.92
  4. Step 4: Simplify right side
    4,451.52x = 18,753,181.29
  5. Step 5: Solve for x
    x = 18,753,181.29/4,451.52
  6. Step 6: Final answer
    x = 4,212.76

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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.