Home / 4,116.92-6,169.86-2,655.32

Finding the Fourth Proportional to 4,116.92, 6,169.86 and 2,655.32

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Solution

The fourth proportional to 4,116.92, 6,169.86 and 2,655.32 is: 3,979.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.92 : 6,169.86 = 2,655.32 : x
  2. Step 2: Convert to fraction form
    4,116.92/6,169.86 = 2,655.32/x
  3. Step 3: Cross multiply
    4,116.92x = 6,169.86 × 2,655.32
  4. Step 4: Simplify right side
    4,116.92x = 16,382,952.66
  5. Step 5: Solve for x
    x = 16,382,952.66/4,116.92
  6. Step 6: Final answer
    x = 3,979.42

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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.