Home / 11,106.14-16,647.86-5,267.66

Finding the Fourth Proportional to 11,106.14, 16,647.86 and 5,267.66

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Solution

The fourth proportional to 11,106.14, 16,647.86 and 5,267.66 is: 7,896.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.14 : 16,647.86 = 5,267.66 : x
  2. Step 2: Convert to fraction form
    11,106.14/16,647.86 = 5,267.66/x
  3. Step 3: Cross multiply
    11,106.14x = 16,647.86 × 5,267.66
  4. Step 4: Simplify right side
    11,106.14x = 87,695,266.21
  5. Step 5: Solve for x
    x = 87,695,266.21/11,106.14
  6. Step 6: Final answer
    x = 7,896.11

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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.