Home / 11,079.72-16,619.46-4,505.82

Finding the Fourth Proportional to 11,079.72, 16,619.46 and 4,505.82

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Solution

The fourth proportional to 11,079.72, 16,619.46 and 4,505.82 is: 6,758.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.72 : 16,619.46 = 4,505.82 : x
  2. Step 2: Convert to fraction form
    11,079.72/16,619.46 = 4,505.82/x
  3. Step 3: Cross multiply
    11,079.72x = 16,619.46 × 4,505.82
  4. Step 4: Simplify right side
    11,079.72x = 74,884,295.26
  5. Step 5: Solve for x
    x = 74,884,295.26/11,079.72
  6. Step 6: Final answer
    x = 6,758.68

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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.