Home / 3,084.72-4,633.18-2,649.54

Finding the Fourth Proportional to 3,084.72, 4,633.18 and 2,649.54

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Solution

The fourth proportional to 3,084.72, 4,633.18 and 2,649.54 is: 3,979.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.72 : 4,633.18 = 2,649.54 : x
  2. Step 2: Convert to fraction form
    3,084.72/4,633.18 = 2,649.54/x
  3. Step 3: Cross multiply
    3,084.72x = 4,633.18 × 2,649.54
  4. Step 4: Simplify right side
    3,084.72x = 12,275,795.74
  5. Step 5: Solve for x
    x = 12,275,795.74/3,084.72
  6. Step 6: Final answer
    x = 3,979.55

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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.