Home / 4,458.24-6,685.92-2,808.96

Finding the Fourth Proportional to 4,458.24, 6,685.92 and 2,808.96

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Solution

The fourth proportional to 4,458.24, 6,685.92 and 2,808.96 is: 4,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.24 : 6,685.92 = 2,808.96 : x
  2. Step 2: Convert to fraction form
    4,458.24/6,685.92 = 2,808.96/x
  3. Step 3: Cross multiply
    4,458.24x = 6,685.92 × 2,808.96
  4. Step 4: Simplify right side
    4,458.24x = 18,780,481.84
  5. Step 5: Solve for x
    x = 18,780,481.84/4,458.24
  6. Step 6: Final answer
    x = 4,212.53

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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.