Home / 11,007.16-16,511.30-4,080.04

Finding the Fourth Proportional to 11,007.16, 16,511.30 and 4,080.04

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Solution

The fourth proportional to 11,007.16, 16,511.30 and 4,080.04 is: 6,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.16 : 16,511.30 = 4,080.04 : x
  2. Step 2: Convert to fraction form
    11,007.16/16,511.30 = 4,080.04/x
  3. Step 3: Cross multiply
    11,007.16x = 16,511.30 × 4,080.04
  4. Step 4: Simplify right side
    11,007.16x = 67,366,764.45
  5. Step 5: Solve for x
    x = 67,366,764.45/11,007.16
  6. Step 6: Final answer
    x = 6,120.27

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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.