Home / 11,085.90-16,614.45-8,004.30

Finding the Fourth Proportional to 11,085.90, 16,614.45 and 8,004.30

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Solution

The fourth proportional to 11,085.90, 16,614.45 and 8,004.30 is: 11,996.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085.90 : 16,614.45 = 8,004.30 : x
  2. Step 2: Convert to fraction form
    11,085.90/16,614.45 = 8,004.30/x
  3. Step 3: Cross multiply
    11,085.90x = 16,614.45 × 8,004.30
  4. Step 4: Simplify right side
    11,085.90x = 132,987,042.14
  5. Step 5: Solve for x
    x = 132,987,042.14/11,085.90
  6. Step 6: Final answer
    x = 11,996.05

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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.