Home / 5,479.02-8,221.86-2,016.54

Finding the Fourth Proportional to 5,479.02, 8,221.86 and 2,016.54

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Solution

The fourth proportional to 5,479.02, 8,221.86 and 2,016.54 is: 3,026.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.02 : 8,221.86 = 2,016.54 : x
  2. Step 2: Convert to fraction form
    5,479.02/8,221.86 = 2,016.54/x
  3. Step 3: Cross multiply
    5,479.02x = 8,221.86 × 2,016.54
  4. Step 4: Simplify right side
    5,479.02x = 16,579,709.56
  5. Step 5: Solve for x
    x = 16,579,709.56/5,479.02
  6. Step 6: Final answer
    x = 3,026.04

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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.