Home / 3,116.08-4,660.34-2,771.83

Finding the Fourth Proportional to 3,116.08, 4,660.34 and 2,771.83

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Solution

The fourth proportional to 3,116.08, 4,660.34 and 2,771.83 is: 4,145.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.08 : 4,660.34 = 2,771.83 : x
  2. Step 2: Convert to fraction form
    3,116.08/4,660.34 = 2,771.83/x
  3. Step 3: Cross multiply
    3,116.08x = 4,660.34 × 2,771.83
  4. Step 4: Simplify right side
    3,116.08x = 12,917,633.06
  5. Step 5: Solve for x
    x = 12,917,633.06/3,116.08
  6. Step 6: Final answer
    x = 4,145.48

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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.