Home / 3,670.92-5,066.01-2,179.62

Finding the Fourth Proportional to 3,670.92, 5,066.01 and 2,179.62

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Solution

The fourth proportional to 3,670.92, 5,066.01 and 2,179.62 is: 3,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.92 : 5,066.01 = 2,179.62 : x
  2. Step 2: Convert to fraction form
    3,670.92/5,066.01 = 2,179.62/x
  3. Step 3: Cross multiply
    3,670.92x = 5,066.01 × 2,179.62
  4. Step 4: Simplify right side
    3,670.92x = 11,041,976.72
  5. Step 5: Solve for x
    x = 11,041,976.72/3,670.92
  6. Step 6: Final answer
    x = 3,007.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.