Home / 11,005.75-16,511.73-4,338.13

Finding the Fourth Proportional to 11,005.75, 16,511.73 and 4,338.13

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Solution

The fourth proportional to 11,005.75, 16,511.73 and 4,338.13 is: 6,508.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005.75 : 16,511.73 = 4,338.13 : x
  2. Step 2: Convert to fraction form
    11,005.75/16,511.73 = 4,338.13/x
  3. Step 3: Cross multiply
    11,005.75x = 16,511.73 × 4,338.13
  4. Step 4: Simplify right side
    11,005.75x = 71,630,029.08
  5. Step 5: Solve for x
    x = 71,630,029.08/11,005.75
  6. Step 6: Final answer
    x = 6,508.42

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1.5x scale

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.