Home / 11,189.14-16,769.36-4,619.94

Finding the Fourth Proportional to 11,189.14, 16,769.36 and 4,619.94

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Solution

The fourth proportional to 11,189.14, 16,769.36 and 4,619.94 is: 6,923.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.14 : 16,769.36 = 4,619.94 : x
  2. Step 2: Convert to fraction form
    11,189.14/16,769.36 = 4,619.94/x
  3. Step 3: Cross multiply
    11,189.14x = 16,769.36 × 4,619.94
  4. Step 4: Simplify right side
    11,189.14x = 77,473,437.04
  5. Step 5: Solve for x
    x = 77,473,437.04/11,189.14
  6. Step 6: Final answer
    x = 6,923.98

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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.