Home / 4,110-6,168.36-2,879.88

Finding the Fourth Proportional to 4,110, 6,168.36 and 2,879.88

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Solution

The fourth proportional to 4,110, 6,168.36 and 2,879.88 is: 4,322.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110 : 6,168.36 = 2,879.88 : x
  2. Step 2: Convert to fraction form
    4,110/6,168.36 = 2,879.88/x
  3. Step 3: Cross multiply
    4,110x = 6,168.36 × 2,879.88
  4. Step 4: Simplify right side
    4,110x = 17,764,136.60
  5. Step 5: Solve for x
    x = 17,764,136.60/4,110
  6. Step 6: Final answer
    x = 4,322.17

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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.