Home / 3,276.96-4,916.04-2,979.86

Finding the Fourth Proportional to 3,276.96, 4,916.04 and 2,979.86

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Solution

The fourth proportional to 3,276.96, 4,916.04 and 2,979.86 is: 4,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.96 : 4,916.04 = 2,979.86 : x
  2. Step 2: Convert to fraction form
    3,276.96/4,916.04 = 2,979.86/x
  3. Step 3: Cross multiply
    3,276.96x = 4,916.04 × 2,979.86
  4. Step 4: Simplify right side
    3,276.96x = 14,649,091.96
  5. Step 5: Solve for x
    x = 14,649,091.96/3,276.96
  6. Step 6: Final answer
    x = 4,470.33

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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.