Home / 11,265.66-16,909.02-5,722.97

Finding the Fourth Proportional to 11,265.66, 16,909.02 and 5,722.97

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Solution

The fourth proportional to 11,265.66, 16,909.02 and 5,722.97 is: 8,589.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.66 : 16,909.02 = 5,722.97 : x
  2. Step 2: Convert to fraction form
    11,265.66/16,909.02 = 5,722.97/x
  3. Step 3: Cross multiply
    11,265.66x = 16,909.02 × 5,722.97
  4. Step 4: Simplify right side
    11,265.66x = 96,769,729.64
  5. Step 5: Solve for x
    x = 96,769,729.64/11,265.66
  6. Step 6: Final answer
    x = 8,589.80

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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.