Home / 11,328.26-16,991.96-3,008.30

Finding the Fourth Proportional to 11,328.26, 16,991.96 and 3,008.30

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Solution

The fourth proportional to 11,328.26, 16,991.96 and 3,008.30 is: 4,512.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.26 : 16,991.96 = 3,008.30 : x
  2. Step 2: Convert to fraction form
    11,328.26/16,991.96 = 3,008.30/x
  3. Step 3: Cross multiply
    11,328.26x = 16,991.96 × 3,008.30
  4. Step 4: Simplify right side
    11,328.26x = 51,116,813.27
  5. Step 5: Solve for x
    x = 51,116,813.27/11,328.26
  6. Step 6: Final answer
    x = 4,512.33

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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.