Home / 11,006.08-16,509.44-2,798.08

Finding the Fourth Proportional to 11,006.08, 16,509.44 and 2,798.08

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Solution

The fourth proportional to 11,006.08, 16,509.44 and 2,798.08 is: 4,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.08 : 16,509.44 = 2,798.08 : x
  2. Step 2: Convert to fraction form
    11,006.08/16,509.44 = 2,798.08/x
  3. Step 3: Cross multiply
    11,006.08x = 16,509.44 × 2,798.08
  4. Step 4: Simplify right side
    11,006.08x = 46,194,733.88
  5. Step 5: Solve for x
    x = 46,194,733.88/11,006.08
  6. Step 6: Final answer
    x = 4,197.20

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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.