Home / 11,267.81-16,905.61-4,249.83

Finding the Fourth Proportional to 11,267.81, 16,905.61 and 4,249.83

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Solution

The fourth proportional to 11,267.81, 16,905.61 and 4,249.83 is: 6,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.81 : 16,905.61 = 4,249.83 : x
  2. Step 2: Convert to fraction form
    11,267.81/16,905.61 = 4,249.83/x
  3. Step 3: Cross multiply
    11,267.81x = 16,905.61 × 4,249.83
  4. Step 4: Simplify right side
    11,267.81x = 71,846,037.25
  5. Step 5: Solve for x
    x = 71,846,037.25/11,267.81
  6. Step 6: Final answer
    x = 6,376.22

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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.